Home / 42,541,603.44-63,799,019.64-13,781,066.28

Finding the Fourth Proportional to 42,541,603.44, 63,799,019.64 and 13,781,066.28

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Solution

The fourth proportional to 42,541,603.44, 63,799,019.64 and 13,781,066.28 is: 20,667,263.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541,603.44 : 63,799,019.64 = 13,781,066.28 : x
  2. Step 2: Convert to fraction form
    42,541,603.44/63,799,019.64 = 13,781,066.28/x
  3. Step 3: Cross multiply
    42,541,603.44x = 63,799,019.64 × 13,781,066.28
  4. Step 4: Simplify right side
    42,541,603.44x = 879,218,518,257,861.75
  5. Step 5: Solve for x
    x = 879,218,518,257,861.75/42,541,603.44
  6. Step 6: Final answer
    x = 20,667,263.27

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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.