Home / 30,300,872.68-41,815,204.14-16,549,869.52

Finding the Fourth Proportional to 30,300,872.68, 41,815,204.14 and 16,549,869.52

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Solution

The fourth proportional to 30,300,872.68, 41,815,204.14 and 16,549,869.52 is: 22,838,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,300,872.68 : 41,815,204.14 = 16,549,869.52 : x
  2. Step 2: Convert to fraction form
    30,300,872.68/41,815,204.14 = 16,549,869.52/x
  3. Step 3: Cross multiply
    30,300,872.68x = 41,815,204.14 × 16,549,869.52
  4. Step 4: Simplify right side
    30,300,872.68x = 692,036,172,469,163.75
  5. Step 5: Solve for x
    x = 692,036,172,469,163.75/30,300,872.68
  6. Step 6: Final answer
    x = 22,838,819.85

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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.