Home / 15,813,492.88-23,715,586.10-7,172,594.32

Finding the Fourth Proportional to 15,813,492.88, 23,715,586.10 and 7,172,594.32

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Solution

The fourth proportional to 15,813,492.88, 23,715,586.10 and 7,172,594.32 is: 10,756,780.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,813,492.88 : 23,715,586.10 = 7,172,594.32 : x
  2. Step 2: Convert to fraction form
    15,813,492.88/23,715,586.10 = 7,172,594.32/x
  3. Step 3: Cross multiply
    15,813,492.88x = 23,715,586.10 × 7,172,594.32
  4. Step 4: Simplify right side
    15,813,492.88x = 170,102,278,156,330.97
  5. Step 5: Solve for x
    x = 170,102,278,156,330.97/15,813,492.88
  6. Step 6: Final answer
    x = 10,756,780.90

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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.