Home / 28,469,400.90-42,704,101.35-27,146,703.30

Finding the Fourth Proportional to 28,469,400.90, 42,704,101.35 and 27,146,703.30

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Solution

The fourth proportional to 28,469,400.90, 42,704,101.35 and 27,146,703.30 is: 40,720,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,400.90 : 42,704,101.35 = 27,146,703.30 : x
  2. Step 2: Convert to fraction form
    28,469,400.90/42,704,101.35 = 27,146,703.30/x
  3. Step 3: Cross multiply
    28,469,400.90x = 42,704,101.35 × 27,146,703.30
  4. Step 4: Simplify right side
    28,469,400.90x = 1,159,275,569,041,579.50
  5. Step 5: Solve for x
    x = 1,159,275,569,041,579.50/28,469,400.90
  6. Step 6: Final answer
    x = 40,720,054.95

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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.