Home / 56,753,346.47-85,130,020.83-13,622,549.85

Finding the Fourth Proportional to 56,753,346.47, 85,130,020.83 and 13,622,549.85

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Solution

The fourth proportional to 56,753,346.47, 85,130,020.83 and 13,622,549.85 is: 20,433,825.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753,346.47 : 85,130,020.83 = 13,622,549.85 : x
  2. Step 2: Convert to fraction form
    56,753,346.47/85,130,020.83 = 13,622,549.85/x
  3. Step 3: Cross multiply
    56,753,346.47x = 85,130,020.83 × 13,622,549.85
  4. Step 4: Simplify right side
    56,753,346.47x = 1,159,687,952,488,213.25
  5. Step 5: Solve for x
    x = 1,159,687,952,488,213.25/56,753,346.47
  6. Step 6: Final answer
    x = 20,433,825.05

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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.