Home / 49,248,320.70-73,872,481.05-28,840,986.30

Finding the Fourth Proportional to 49,248,320.70, 73,872,481.05 and 28,840,986.30

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Solution

The fourth proportional to 49,248,320.70, 73,872,481.05 and 28,840,986.30 is: 43,261,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,320.70 : 73,872,481.05 = 28,840,986.30 : x
  2. Step 2: Convert to fraction form
    49,248,320.70/73,872,481.05 = 28,840,986.30/x
  3. Step 3: Cross multiply
    49,248,320.70x = 73,872,481.05 × 28,840,986.30
  4. Step 4: Simplify right side
    49,248,320.70x = 2,130,555,213,910,059.50
  5. Step 5: Solve for x
    x = 2,130,555,213,910,059.50/49,248,320.70
  6. Step 6: Final answer
    x = 43,261,479.45

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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.