Home / 5,680,658.60-8,520,987.90-4,411,615.40

Finding the Fourth Proportional to 5,680,658.60, 8,520,987.90 and 4,411,615.40

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Solution

The fourth proportional to 5,680,658.60, 8,520,987.90 and 4,411,615.40 is: 6,617,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,658.60 : 8,520,987.90 = 4,411,615.40 : x
  2. Step 2: Convert to fraction form
    5,680,658.60/8,520,987.90 = 4,411,615.40/x
  3. Step 3: Cross multiply
    5,680,658.60x = 8,520,987.90 × 4,411,615.40
  4. Step 4: Simplify right side
    5,680,658.60x = 37,591,321,442,853.66
  5. Step 5: Solve for x
    x = 37,591,321,442,853.66/5,680,658.60
  6. Step 6: Final answer
    x = 6,617,423.10

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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.