Home / 48,909,049.70-73,363,574.55-20,145,625.70

Finding the Fourth Proportional to 48,909,049.70, 73,363,574.55 and 20,145,625.70

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Solution

The fourth proportional to 48,909,049.70, 73,363,574.55 and 20,145,625.70 is: 30,218,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,909,049.70 : 73,363,574.55 = 20,145,625.70 : x
  2. Step 2: Convert to fraction form
    48,909,049.70/73,363,574.55 = 20,145,625.70/x
  3. Step 3: Cross multiply
    48,909,049.70x = 73,363,574.55 × 20,145,625.70
  4. Step 4: Simplify right side
    48,909,049.70x = 1,477,955,112,898,345.75
  5. Step 5: Solve for x
    x = 1,477,955,112,898,345.75/48,909,049.70
  6. Step 6: Final answer
    x = 30,218,438.55

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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.