Home / 7,287,000.60-10,930,500.90-7,180,712.40

Finding the Fourth Proportional to 7,287,000.60, 10,930,500.90 and 7,180,712.40

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Solution

The fourth proportional to 7,287,000.60, 10,930,500.90 and 7,180,712.40 is: 10,771,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,000.60 : 10,930,500.90 = 7,180,712.40 : x
  2. Step 2: Convert to fraction form
    7,287,000.60/10,930,500.90 = 7,180,712.40/x
  3. Step 3: Cross multiply
    7,287,000.60x = 10,930,500.90 × 7,180,712.40
  4. Step 4: Simplify right side
    7,287,000.60x = 78,488,783,350,841.17
  5. Step 5: Solve for x
    x = 78,488,783,350,841.17/7,287,000.60
  6. Step 6: Final answer
    x = 10,771,068.60

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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.