Home / 8,377,048.40-12,565,572.60-2,991,779.60

Finding the Fourth Proportional to 8,377,048.40, 12,565,572.60 and 2,991,779.60

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Solution

The fourth proportional to 8,377,048.40, 12,565,572.60 and 2,991,779.60 is: 4,487,669.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377,048.40 : 12,565,572.60 = 2,991,779.60 : x
  2. Step 2: Convert to fraction form
    8,377,048.40/12,565,572.60 = 2,991,779.60/x
  3. Step 3: Cross multiply
    8,377,048.40x = 12,565,572.60 × 2,991,779.60
  4. Step 4: Simplify right side
    8,377,048.40x = 37,593,423,766,998.96
  5. Step 5: Solve for x
    x = 37,593,423,766,998.96/8,377,048.40
  6. Step 6: Final answer
    x = 4,487,669.40

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Similar ratio
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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.