Home / 42,237,956.64-63,357,168.24-15,310,912.80

Finding the Fourth Proportional to 42,237,956.64, 63,357,168.24 and 15,310,912.80

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Solution

The fourth proportional to 42,237,956.64, 63,357,168.24 and 15,310,912.80 is: 22,966,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,237,956.64 : 63,357,168.24 = 15,310,912.80 : x
  2. Step 2: Convert to fraction form
    42,237,956.64/63,357,168.24 = 15,310,912.80/x
  3. Step 3: Cross multiply
    42,237,956.64x = 63,357,168.24 × 15,310,912.80
  4. Step 4: Simplify right side
    42,237,956.64x = 970,056,078,177,569.50
  5. Step 5: Solve for x
    x = 970,056,078,177,569.50/42,237,956.64
  6. Step 6: Final answer
    x = 22,966,453.76

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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.