Home / 15,813,498.34-23,715,594.24-7,172,599.78

Finding the Fourth Proportional to 15,813,498.34, 23,715,594.24 and 7,172,599.78

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Solution

The fourth proportional to 15,813,498.34, 23,715,594.24 and 7,172,599.78 is: 10,756,789.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,813,498.34 : 23,715,594.24 = 7,172,599.78 : x
  2. Step 2: Convert to fraction form
    15,813,498.34/23,715,594.24 = 7,172,599.78/x
  3. Step 3: Cross multiply
    15,813,498.34x = 23,715,594.24 × 7,172,599.78
  4. Step 4: Simplify right side
    15,813,498.34x = 170,102,466,028,393.25
  5. Step 5: Solve for x
    x = 170,102,466,028,393.25/15,813,498.34
  6. Step 6: Final answer
    x = 10,756,789.07

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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.