Home / 5,100,000.90-7,650,001.35-4,435,699.65

Finding the Fourth Proportional to 5,100,000.90, 7,650,001.35 and 4,435,699.65

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Solution

The fourth proportional to 5,100,000.90, 7,650,001.35 and 4,435,699.65 is: 6,653,549.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,000.90 : 7,650,001.35 = 4,435,699.65 : x
  2. Step 2: Convert to fraction form
    5,100,000.90/7,650,001.35 = 4,435,699.65/x
  3. Step 3: Cross multiply
    5,100,000.90x = 7,650,001.35 × 4,435,699.65
  4. Step 4: Simplify right side
    5,100,000.90x = 33,933,108,310,694.53
  5. Step 5: Solve for x
    x = 33,933,108,310,694.53/5,100,000.90
  6. Step 6: Final answer
    x = 6,653,549.48

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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.