Home / 9,787,214.60-14,680,821.90-6,385,992.20

Finding the Fourth Proportional to 9,787,214.60, 14,680,821.90 and 6,385,992.20

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Solution

The fourth proportional to 9,787,214.60, 14,680,821.90 and 6,385,992.20 is: 9,578,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,787,214.60 : 14,680,821.90 = 6,385,992.20 : x
  2. Step 2: Convert to fraction form
    9,787,214.60/14,680,821.90 = 6,385,992.20/x
  3. Step 3: Cross multiply
    9,787,214.60x = 14,680,821.90 × 6,385,992.20
  4. Step 4: Simplify right side
    9,787,214.60x = 93,751,614,142,989.19
  5. Step 5: Solve for x
    x = 93,751,614,142,989.19/9,787,214.60
  6. Step 6: Final answer
    x = 9,578,988.30

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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.