Home / 10,719,417.28-16,070,082.36-4,649,579.23

Finding the Fourth Proportional to 10,719,417.28, 16,070,082.36 and 4,649,579.23

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Solution

The fourth proportional to 10,719,417.28, 16,070,082.36 and 4,649,579.23 is: 6,970,446.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,417.28 : 16,070,082.36 = 4,649,579.23 : x
  2. Step 2: Convert to fraction form
    10,719,417.28/16,070,082.36 = 4,649,579.23/x
  3. Step 3: Cross multiply
    10,719,417.28x = 16,070,082.36 × 4,649,579.23
  4. Step 4: Simplify right side
    10,719,417.28x = 74,719,121,165,445.39
  5. Step 5: Solve for x
    x = 74,719,121,165,445.39/10,719,417.28
  6. Step 6: Final answer
    x = 6,970,446.17

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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.