Home / 18,260,131.08-25,198,671.06-10,111,194.12

Finding the Fourth Proportional to 18,260,131.08, 25,198,671.06 and 10,111,194.12

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Solution

The fourth proportional to 18,260,131.08, 25,198,671.06 and 10,111,194.12 is: 13,953,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,260,131.08 : 25,198,671.06 = 10,111,194.12 : x
  2. Step 2: Convert to fraction form
    18,260,131.08/25,198,671.06 = 10,111,194.12/x
  3. Step 3: Cross multiply
    18,260,131.08x = 25,198,671.06 × 10,111,194.12
  4. Step 4: Simplify right side
    18,260,131.08x = 254,788,654,653,686.12
  5. Step 5: Solve for x
    x = 254,788,654,653,686.12/18,260,131.08
  6. Step 6: Final answer
    x = 13,953,276.32

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Double scale
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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.