Home / 60,478,127.46-90,691,967.70-18,968,308.92

Finding the Fourth Proportional to 60,478,127.46, 90,691,967.70 and 18,968,308.92

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Solution

The fourth proportional to 60,478,127.46, 90,691,967.70 and 18,968,308.92 is: 28,444,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,478,127.46 : 90,691,967.70 = 18,968,308.92 : x
  2. Step 2: Convert to fraction form
    60,478,127.46/90,691,967.70 = 18,968,308.92/x
  3. Step 3: Cross multiply
    60,478,127.46x = 90,691,967.70 × 18,968,308.92
  4. Step 4: Simplify right side
    60,478,127.46x = 1,720,273,259,896,262
  5. Step 5: Solve for x
    x = 1,720,273,259,896,262/60,478,127.46
  6. Step 6: Final answer
    x = 28,444,552.31

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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.