Home / 20,024,107.50-30,039,158.66-7,247,601.52

Finding the Fourth Proportional to 20,024,107.50, 30,039,158.66 and 7,247,601.52

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Solution

The fourth proportional to 20,024,107.50, 30,039,158.66 and 7,247,601.52 is: 10,872,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,107.50 : 30,039,158.66 = 7,247,601.52 : x
  2. Step 2: Convert to fraction form
    20,024,107.50/30,039,158.66 = 7,247,601.52/x
  3. Step 3: Cross multiply
    20,024,107.50x = 30,039,158.66 × 7,247,601.52
  4. Step 4: Simplify right side
    20,024,107.50x = 217,711,851,963,737.16
  5. Step 5: Solve for x
    x = 217,711,851,963,737.16/20,024,107.50
  6. Step 6: Final answer
    x = 10,872,487.17

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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.