Home / 15,678,078.85-23,517,118.28-15,678,078.85

Finding the Fourth Proportional to 15,678,078.85, 23,517,118.28 and 15,678,078.85

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Solution

The fourth proportional to 15,678,078.85, 23,517,118.28 and 15,678,078.85 is: 23,517,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678,078.85 : 23,517,118.28 = 15,678,078.85 : x
  2. Step 2: Convert to fraction form
    15,678,078.85/23,517,118.28 = 15,678,078.85/x
  3. Step 3: Cross multiply
    15,678,078.85x = 23,517,118.28 × 15,678,078.85
  4. Step 4: Simplify right side
    15,678,078.85x = 368,703,234,718,616.38
  5. Step 5: Solve for x
    x = 368,703,234,718,616.38/15,678,078.85
  6. Step 6: Final answer
    x = 23,517,118.28

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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.