Home / 42,270,475.20-63,405,712.80-25,264,363.20

Finding the Fourth Proportional to 42,270,475.20, 63,405,712.80 and 25,264,363.20

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Solution

The fourth proportional to 42,270,475.20, 63,405,712.80 and 25,264,363.20 is: 37,896,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,270,475.20 : 63,405,712.80 = 25,264,363.20 : x
  2. Step 2: Convert to fraction form
    42,270,475.20/63,405,712.80 = 25,264,363.20/x
  3. Step 3: Cross multiply
    42,270,475.20x = 63,405,712.80 × 25,264,363.20
  4. Step 4: Simplify right side
    42,270,475.20x = 1,601,904,957,134,088.75
  5. Step 5: Solve for x
    x = 1,601,904,957,134,088.75/42,270,475.20
  6. Step 6: Final answer
    x = 37,896,544.80

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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.