Home / 8,732,518.80-13,098,778.20-4,890,397.20

Finding the Fourth Proportional to 8,732,518.80, 13,098,778.20 and 4,890,397.20

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Solution

The fourth proportional to 8,732,518.80, 13,098,778.20 and 4,890,397.20 is: 7,335,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,518.80 : 13,098,778.20 = 4,890,397.20 : x
  2. Step 2: Convert to fraction form
    8,732,518.80/13,098,778.20 = 4,890,397.20/x
  3. Step 3: Cross multiply
    8,732,518.80x = 13,098,778.20 × 4,890,397.20
  4. Step 4: Simplify right side
    8,732,518.80x = 64,058,228,232,701.04
  5. Step 5: Solve for x
    x = 64,058,228,232,701.04/8,732,518.80
  6. Step 6: Final answer
    x = 7,335,595.80

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Similar ratio
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1.5x scale

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.