Home / 5,448,000.90-8,172,001.35-3,558,432.90

Finding the Fourth Proportional to 5,448,000.90, 8,172,001.35 and 3,558,432.90

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Solution

The fourth proportional to 5,448,000.90, 8,172,001.35 and 3,558,432.90 is: 5,337,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448,000.90 : 8,172,001.35 = 3,558,432.90 : x
  2. Step 2: Convert to fraction form
    5,448,000.90/8,172,001.35 = 3,558,432.90/x
  3. Step 3: Cross multiply
    5,448,000.90x = 8,172,001.35 × 3,558,432.90
  4. Step 4: Simplify right side
    5,448,000.90x = 29,079,518,462,684.41
  5. Step 5: Solve for x
    x = 29,079,518,462,684.41/5,448,000.90
  6. Step 6: Final answer
    x = 5,337,649.35

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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.