Home / 9,681,351.20-14,522,026.80-8,337,658.40

Finding the Fourth Proportional to 9,681,351.20, 14,522,026.80 and 8,337,658.40

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Solution

The fourth proportional to 9,681,351.20, 14,522,026.80 and 8,337,658.40 is: 12,506,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681,351.20 : 14,522,026.80 = 8,337,658.40 : x
  2. Step 2: Convert to fraction form
    9,681,351.20/14,522,026.80 = 8,337,658.40/x
  3. Step 3: Cross multiply
    9,681,351.20x = 14,522,026.80 × 8,337,658.40
  4. Step 4: Simplify right side
    9,681,351.20x = 121,079,698,734,045.12
  5. Step 5: Solve for x
    x = 121,079,698,734,045.12/9,681,351.20
  6. Step 6: Final answer
    x = 12,506,487.60

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Double scale
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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.