Home / 34,755,538.08-52,138,041.80-20,189,292.96

Finding the Fourth Proportional to 34,755,538.08, 52,138,041.80 and 20,189,292.96

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Solution

The fourth proportional to 34,755,538.08, 52,138,041.80 and 20,189,292.96 is: 30,286,689.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755,538.08 : 52,138,041.80 = 20,189,292.96 : x
  2. Step 2: Convert to fraction form
    34,755,538.08/52,138,041.80 = 20,189,292.96/x
  3. Step 3: Cross multiply
    34,755,538.08x = 52,138,041.80 × 20,189,292.96
  4. Step 4: Simplify right side
    34,755,538.08x = 1,052,630,200,260,925.75
  5. Step 5: Solve for x
    x = 1,052,630,200,260,925.75/34,755,538.08
  6. Step 6: Final answer
    x = 30,286,689.79

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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.