Home / 5,143,731.10-7,715,596.65-2,592,814.30

Finding the Fourth Proportional to 5,143,731.10, 7,715,596.65 and 2,592,814.30

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Solution

The fourth proportional to 5,143,731.10, 7,715,596.65 and 2,592,814.30 is: 3,889,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,731.10 : 7,715,596.65 = 2,592,814.30 : x
  2. Step 2: Convert to fraction form
    5,143,731.10/7,715,596.65 = 2,592,814.30/x
  3. Step 3: Cross multiply
    5,143,731.10x = 7,715,596.65 × 2,592,814.30
  4. Step 4: Simplify right side
    5,143,731.10x = 20,005,109,327,152.09
  5. Step 5: Solve for x
    x = 20,005,109,327,152.09/5,143,731.10
  6. Step 6: Final answer
    x = 3,889,221.45

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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.