Home / 61,910,080.92-92,865,337.38-18,779,655.96

Finding the Fourth Proportional to 61,910,080.92, 92,865,337.38 and 18,779,655.96

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Solution

The fourth proportional to 61,910,080.92, 92,865,337.38 and 18,779,655.96 is: 28,169,549.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,910,080.92 : 92,865,337.38 = 18,779,655.96 : x
  2. Step 2: Convert to fraction form
    61,910,080.92/92,865,337.38 = 18,779,655.96/x
  3. Step 3: Cross multiply
    61,910,080.92x = 92,865,337.38 × 18,779,655.96
  4. Step 4: Simplify right side
    61,910,080.92x = 1,743,979,086,605,727.75
  5. Step 5: Solve for x
    x = 1,743,979,086,605,727.75/61,910,080.92
  6. Step 6: Final answer
    x = 28,169,549.46

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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.