Home / 12,098,981.20-16,697,770.68-9,037,881.04

Finding the Fourth Proportional to 12,098,981.20, 16,697,770.68 and 9,037,881.04

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Solution

The fourth proportional to 12,098,981.20, 16,697,770.68 and 9,037,881.04 is: 12,473,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,981.20 : 16,697,770.68 = 9,037,881.04 : x
  2. Step 2: Convert to fraction form
    12,098,981.20/16,697,770.68 = 9,037,881.04/x
  3. Step 3: Cross multiply
    12,098,981.20x = 16,697,770.68 × 9,037,881.04
  4. Step 4: Simplify right side
    12,098,981.20x = 150,912,465,039,039.88
  5. Step 5: Solve for x
    x = 150,912,465,039,039.88/12,098,981.20
  6. Step 6: Final answer
    x = 12,473,154.77

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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.