Home / 47,358,705.88-71,025,727.68-20,050,942.18

Finding the Fourth Proportional to 47,358,705.88, 71,025,727.68 and 20,050,942.18

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Solution

The fourth proportional to 47,358,705.88, 71,025,727.68 and 20,050,942.18 is: 30,071,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358,705.88 : 71,025,727.68 = 20,050,942.18 : x
  2. Step 2: Convert to fraction form
    47,358,705.88/71,025,727.68 = 20,050,942.18/x
  3. Step 3: Cross multiply
    47,358,705.88x = 71,025,727.68 × 20,050,942.18
  4. Step 4: Simplify right side
    47,358,705.88x = 1,424,132,759,004,105.75
  5. Step 5: Solve for x
    x = 1,424,132,759,004,105.75/47,358,705.88
  6. Step 6: Final answer
    x = 30,071,192.46

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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.