Home / 48,912,127.20-73,368,190.80-20,148,703.20

Finding the Fourth Proportional to 48,912,127.20, 73,368,190.80 and 20,148,703.20

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Solution

The fourth proportional to 48,912,127.20, 73,368,190.80 and 20,148,703.20 is: 30,223,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,912,127.20 : 73,368,190.80 = 20,148,703.20 : x
  2. Step 2: Convert to fraction form
    48,912,127.20/73,368,190.80 = 20,148,703.20/x
  3. Step 3: Cross multiply
    48,912,127.20x = 73,368,190.80 × 20,148,703.20
  4. Step 4: Simplify right side
    48,912,127.20x = 1,478,273,900,750,170.50
  5. Step 5: Solve for x
    x = 1,478,273,900,750,170.50/48,912,127.20
  6. Step 6: Final answer
    x = 30,223,054.80

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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.