Home / 26,620,581.20-36,738,082.10-15,013,909.76

Finding the Fourth Proportional to 26,620,581.20, 36,738,082.10 and 15,013,909.76

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Solution

The fourth proportional to 26,620,581.20, 36,738,082.10 and 15,013,909.76 is: 20,720,143.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620,581.20 : 36,738,082.10 = 15,013,909.76 : x
  2. Step 2: Convert to fraction form
    26,620,581.20/36,738,082.10 = 15,013,909.76/x
  3. Step 3: Cross multiply
    26,620,581.20x = 36,738,082.10 × 15,013,909.76
  4. Step 4: Simplify right side
    26,620,581.20x = 551,582,249,258,715.69
  5. Step 5: Solve for x
    x = 551,582,249,258,715.69/26,620,581.20
  6. Step 6: Final answer
    x = 20,720,143.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.