Home / 54,368,081.70-81,552,122.55-52,277,892.90

Finding the Fourth Proportional to 54,368,081.70, 81,552,122.55 and 52,277,892.90

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Solution

The fourth proportional to 54,368,081.70, 81,552,122.55 and 52,277,892.90 is: 78,416,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,368,081.70 : 81,552,122.55 = 52,277,892.90 : x
  2. Step 2: Convert to fraction form
    54,368,081.70/81,552,122.55 = 52,277,892.90/x
  3. Step 3: Cross multiply
    54,368,081.70x = 81,552,122.55 × 52,277,892.90
  4. Step 4: Simplify right side
    54,368,081.70x = 4,263,373,128,436,574.50
  5. Step 5: Solve for x
    x = 4,263,373,128,436,574.50/54,368,081.70
  6. Step 6: Final answer
    x = 78,416,839.35

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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.