Home / 10,351,489.40-15,530,114.65-4,516,185.72

Finding the Fourth Proportional to 10,351,489.40, 15,530,114.65 and 4,516,185.72

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Solution

The fourth proportional to 10,351,489.40, 15,530,114.65 and 4,516,185.72 is: 6,775,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,489.40 : 15,530,114.65 = 4,516,185.72 : x
  2. Step 2: Convert to fraction form
    10,351,489.40/15,530,114.65 = 4,516,185.72/x
  3. Step 3: Cross multiply
    10,351,489.40x = 15,530,114.65 × 4,516,185.72
  4. Step 4: Simplify right side
    10,351,489.40x = 70,136,882,012,292.80
  5. Step 5: Solve for x
    x = 70,136,882,012,292.80/10,351,489.40
  6. Step 6: Final answer
    x = 6,775,535.32

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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.