Home / 42,561,573.60-63,851,328.36-13,805,467.20

Finding the Fourth Proportional to 42,561,573.60, 63,851,328.36 and 13,805,467.20

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Solution

The fourth proportional to 42,561,573.60, 63,851,328.36 and 13,805,467.20 is: 20,711,109.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,561,573.60 : 63,851,328.36 = 13,805,467.20 : x
  2. Step 2: Convert to fraction form
    42,561,573.60/63,851,328.36 = 13,805,467.20/x
  3. Step 3: Cross multiply
    42,561,573.60x = 63,851,328.36 × 13,805,467.20
  4. Step 4: Simplify right side
    42,561,573.60x = 881,497,419,350,409.75
  5. Step 5: Solve for x
    x = 881,497,419,350,409.75/42,561,573.60
  6. Step 6: Final answer
    x = 20,711,109.69

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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.