Home / 48,901,923.20-73,306,228.80-18,188,278.40

Finding the Fourth Proportional to 48,901,923.20, 73,306,228.80 and 18,188,278.40

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Solution

The fourth proportional to 48,901,923.20, 73,306,228.80 and 18,188,278.40 is: 27,265,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,901,923.20 : 73,306,228.80 = 18,188,278.40 : x
  2. Step 2: Convert to fraction form
    48,901,923.20/73,306,228.80 = 18,188,278.40/x
  3. Step 3: Cross multiply
    48,901,923.20x = 73,306,228.80 × 18,188,278.40
  4. Step 4: Simplify right side
    48,901,923.20x = 1,333,314,097,868,497.75
  5. Step 5: Solve for x
    x = 1,333,314,097,868,497.75/48,901,923.20
  6. Step 6: Final answer
    x = 27,265,064.66

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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.