Home / 28,073,233.80-42,109,850.70-27,695,320.20

Finding the Fourth Proportional to 28,073,233.80, 42,109,850.70 and 27,695,320.20

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Solution

The fourth proportional to 28,073,233.80, 42,109,850.70 and 27,695,320.20 is: 41,542,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,073,233.80 : 42,109,850.70 = 27,695,320.20 : x
  2. Step 2: Convert to fraction form
    28,073,233.80/42,109,850.70 = 27,695,320.20/x
  3. Step 3: Cross multiply
    28,073,233.80x = 42,109,850.70 × 27,695,320.20
  4. Step 4: Simplify right side
    28,073,233.80x = 1,166,245,798,710,694.25
  5. Step 5: Solve for x
    x = 1,166,245,798,710,694.25/28,073,233.80
  6. Step 6: Final answer
    x = 41,542,980.30

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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.