Home / 53,949,419.20-80,924,128.80-17,561,238.40

Finding the Fourth Proportional to 53,949,419.20, 80,924,128.80 and 17,561,238.40

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Solution

The fourth proportional to 53,949,419.20, 80,924,128.80 and 17,561,238.40 is: 26,341,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949,419.20 : 80,924,128.80 = 17,561,238.40 : x
  2. Step 2: Convert to fraction form
    53,949,419.20/80,924,128.80 = 17,561,238.40/x
  3. Step 3: Cross multiply
    53,949,419.20x = 80,924,128.80 × 17,561,238.40
  4. Step 4: Simplify right side
    53,949,419.20x = 1,421,127,918,169,105.75
  5. Step 5: Solve for x
    x = 1,421,127,918,169,105.75/53,949,419.20
  6. Step 6: Final answer
    x = 26,341,857.60

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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.