Home / 7,268,534.10-10,902,801.15-7,128,566.10

Finding the Fourth Proportional to 7,268,534.10, 10,902,801.15 and 7,128,566.10

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Solution

The fourth proportional to 7,268,534.10, 10,902,801.15 and 7,128,566.10 is: 10,692,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,534.10 : 10,902,801.15 = 7,128,566.10 : x
  2. Step 2: Convert to fraction form
    7,268,534.10/10,902,801.15 = 7,128,566.10/x
  3. Step 3: Cross multiply
    7,268,534.10x = 10,902,801.15 × 7,128,566.10
  4. Step 4: Simplify right side
    7,268,534.10x = 77,721,338,672,931.02
  5. Step 5: Solve for x
    x = 77,721,338,672,931.02/7,268,534.10
  6. Step 6: Final answer
    x = 10,692,849.15

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.