Home / 10,055,928.10-15,083,892.15-9,426,072.10

Finding the Fourth Proportional to 10,055,928.10, 15,083,892.15 and 9,426,072.10

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Solution

The fourth proportional to 10,055,928.10, 15,083,892.15 and 9,426,072.10 is: 14,139,108.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055,928.10 : 15,083,892.15 = 9,426,072.10 : x
  2. Step 2: Convert to fraction form
    10,055,928.10/15,083,892.15 = 9,426,072.10/x
  3. Step 3: Cross multiply
    10,055,928.10x = 15,083,892.15 × 9,426,072.10
  4. Step 4: Simplify right side
    10,055,928.10x = 142,181,854,954,524
  5. Step 5: Solve for x
    x = 142,181,854,954,524/10,055,928.10
  6. Step 6: Final answer
    x = 14,139,108.15

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Double scale
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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.