Home / 33,108,342.80-49,664,069.40-10,389,981.20

Finding the Fourth Proportional to 33,108,342.80, 49,664,069.40 and 10,389,981.20

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Solution

The fourth proportional to 33,108,342.80, 49,664,069.40 and 10,389,981.20 is: 15,585,459.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,108,342.80 : 49,664,069.40 = 10,389,981.20 : x
  2. Step 2: Convert to fraction form
    33,108,342.80/49,664,069.40 = 10,389,981.20/x
  3. Step 3: Cross multiply
    33,108,342.80x = 49,664,069.40 × 10,389,981.20
  4. Step 4: Simplify right side
    33,108,342.80x = 516,008,747,381,495.25
  5. Step 5: Solve for x
    x = 516,008,747,381,495.25/33,108,342.80
  6. Step 6: Final answer
    x = 15,585,459.85

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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.