Home / 15,716,149.28-23,574,230.10-7,070,150.72

Finding the Fourth Proportional to 15,716,149.28, 23,574,230.10 and 7,070,150.72

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Solution

The fourth proportional to 15,716,149.28, 23,574,230.10 and 7,070,150.72 is: 10,605,228.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,716,149.28 : 23,574,230.10 = 7,070,150.72 : x
  2. Step 2: Convert to fraction form
    15,716,149.28/23,574,230.10 = 7,070,150.72/x
  3. Step 3: Cross multiply
    15,716,149.28x = 23,574,230.10 × 7,070,150.72
  4. Step 4: Simplify right side
    15,716,149.28x = 166,673,359,914,960.69
  5. Step 5: Solve for x
    x = 166,673,359,914,960.69/15,716,149.28
  6. Step 6: Final answer
    x = 10,605,228.86

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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.