Home / 63,455,577.24-87,560,857.80-38,666,729.28

Finding the Fourth Proportional to 63,455,577.24, 87,560,857.80 and 38,666,729.28

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Solution

The fourth proportional to 63,455,577.24, 87,560,857.80 and 38,666,729.28 is: 53,355,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,455,577.24 : 87,560,857.80 = 38,666,729.28 : x
  2. Step 2: Convert to fraction form
    63,455,577.24/87,560,857.80 = 38,666,729.28/x
  3. Step 3: Cross multiply
    63,455,577.24x = 87,560,857.80 × 38,666,729.28
  4. Step 4: Simplify right side
    63,455,577.24x = 3,385,691,984,077,176.50
  5. Step 5: Solve for x
    x = 3,385,691,984,077,176.50/63,455,577.24
  6. Step 6: Final answer
    x = 53,355,309.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.