Home / 10,995,972.70-16,465,965.45-10,492,087.90

Finding the Fourth Proportional to 10,995,972.70, 16,465,965.45 and 10,492,087.90

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Solution

The fourth proportional to 10,995,972.70, 16,465,965.45 and 10,492,087.90 is: 15,711,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,972.70 : 16,465,965.45 = 10,492,087.90 : x
  2. Step 2: Convert to fraction form
    10,995,972.70/16,465,965.45 = 10,492,087.90/x
  3. Step 3: Cross multiply
    10,995,972.70x = 16,465,965.45 × 10,492,087.90
  4. Step 4: Simplify right side
    10,995,972.70x = 172,762,356,859,763.06
  5. Step 5: Solve for x
    x = 172,762,356,859,763.06/10,995,972.70
  6. Step 6: Final answer
    x = 15,711,421.04

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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.