Home / 8,377,046.90-12,565,570.35-2,991,778.10

Finding the Fourth Proportional to 8,377,046.90, 12,565,570.35 and 2,991,778.10

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Solution

The fourth proportional to 8,377,046.90, 12,565,570.35 and 2,991,778.10 is: 4,487,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377,046.90 : 12,565,570.35 = 2,991,778.10 : x
  2. Step 2: Convert to fraction form
    8,377,046.90/12,565,570.35 = 2,991,778.10/x
  3. Step 3: Cross multiply
    8,377,046.90x = 12,565,570.35 × 2,991,778.10
  4. Step 4: Simplify right side
    8,377,046.90x = 37,593,398,187,139.34
  5. Step 5: Solve for x
    x = 37,593,398,187,139.34/8,377,046.90
  6. Step 6: Final answer
    x = 4,487,667.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.