Home / 15,459,590.20-23,189,385.30-9,786,220.60

Finding the Fourth Proportional to 15,459,590.20, 23,189,385.30 and 9,786,220.60

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Solution

The fourth proportional to 15,459,590.20, 23,189,385.30 and 9,786,220.60 is: 14,679,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,590.20 : 23,189,385.30 = 9,786,220.60 : x
  2. Step 2: Convert to fraction form
    15,459,590.20/23,189,385.30 = 9,786,220.60/x
  3. Step 3: Cross multiply
    15,459,590.20x = 23,189,385.30 × 9,786,220.60
  4. Step 4: Simplify right side
    15,459,590.20x = 226,936,440,124,197.19
  5. Step 5: Solve for x
    x = 226,936,440,124,197.19/15,459,590.20
  6. Step 6: Final answer
    x = 14,679,330.90

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Double scale
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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.