Home / 42,192,145.60-63,120,256.80-36,574,763.20

Finding the Fourth Proportional to 42,192,145.60, 63,120,256.80 and 36,574,763.20

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Solution

The fourth proportional to 42,192,145.60, 63,120,256.80 and 36,574,763.20 is: 54,716,545.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,192,145.60 : 63,120,256.80 = 36,574,763.20 : x
  2. Step 2: Convert to fraction form
    42,192,145.60/63,120,256.80 = 36,574,763.20/x
  3. Step 3: Cross multiply
    42,192,145.60x = 63,120,256.80 × 36,574,763.20
  4. Step 4: Simplify right side
    42,192,145.60x = 2,308,608,445,583,190
  5. Step 5: Solve for x
    x = 2,308,608,445,583,190/42,192,145.60
  6. Step 6: Final answer
    x = 54,716,545.29

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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.