Home / 19,944,819.45-29,855,868.62-13,013,373.71

Finding the Fourth Proportional to 19,944,819.45, 29,855,868.62 and 13,013,373.71

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Solution

The fourth proportional to 19,944,819.45, 29,855,868.62 and 13,013,373.71 is: 19,480,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944,819.45 : 29,855,868.62 = 13,013,373.71 : x
  2. Step 2: Convert to fraction form
    19,944,819.45/29,855,868.62 = 13,013,373.71/x
  3. Step 3: Cross multiply
    19,944,819.45x = 29,855,868.62 × 13,013,373.71
  4. Step 4: Simplify right side
    19,944,819.45x = 388,525,575,723,655.12
  5. Step 5: Solve for x
    x = 388,525,575,723,655.12/19,944,819.45
  6. Step 6: Final answer
    x = 19,480,024.71

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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.