Home / 18,841,888.02-26,007,444.12-11,003,514.65

Finding the Fourth Proportional to 18,841,888.02, 26,007,444.12 and 11,003,514.65

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Solution

The fourth proportional to 18,841,888.02, 26,007,444.12 and 11,003,514.65 is: 15,188,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,841,888.02 : 26,007,444.12 = 11,003,514.65 : x
  2. Step 2: Convert to fraction form
    18,841,888.02/26,007,444.12 = 11,003,514.65/x
  3. Step 3: Cross multiply
    18,841,888.02x = 26,007,444.12 × 11,003,514.65
  4. Step 4: Simplify right side
    18,841,888.02x = 286,173,292,383,476.38
  5. Step 5: Solve for x
    x = 286,173,292,383,476.38/18,841,888.02
  6. Step 6: Final answer
    x = 15,188,143.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.