Home / 15,678,077.85-23,517,116.78-15,678,077.85

Finding the Fourth Proportional to 15,678,077.85, 23,517,116.78 and 15,678,077.85

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Solution

The fourth proportional to 15,678,077.85, 23,517,116.78 and 15,678,077.85 is: 23,517,116.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678,077.85 : 23,517,116.78 = 15,678,077.85 : x
  2. Step 2: Convert to fraction form
    15,678,077.85/23,517,116.78 = 15,678,077.85/x
  3. Step 3: Cross multiply
    15,678,077.85x = 23,517,116.78 × 15,678,077.85
  4. Step 4: Simplify right side
    15,678,077.85x = 368,703,187,605,990.88
  5. Step 5: Solve for x
    x = 368,703,187,605,990.88/15,678,077.85
  6. Step 6: Final answer
    x = 23,517,116.78

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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.