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Finding the Fourth Proportional to 5,904,673.90, 8,857,010.85 and 4,477,000.30

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Solution

The fourth proportional to 5,904,673.90, 8,857,010.85 and 4,477,000.30 is: 6,715,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904,673.90 : 8,857,010.85 = 4,477,000.30 : x
  2. Step 2: Convert to fraction form
    5,904,673.90/8,857,010.85 = 4,477,000.30/x
  3. Step 3: Cross multiply
    5,904,673.90x = 8,857,010.85 × 4,477,000.30
  4. Step 4: Simplify right side
    5,904,673.90x = 39,652,840,232,553.25
  5. Step 5: Solve for x
    x = 39,652,840,232,553.25/5,904,673.90
  6. Step 6: Final answer
    x = 6,715,500.45

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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.