Home / 49,876,945.20-74,815,417.80-36,165,767.40

Finding the Fourth Proportional to 49,876,945.20, 74,815,417.80 and 36,165,767.40

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Solution

The fourth proportional to 49,876,945.20, 74,815,417.80 and 36,165,767.40 is: 54,248,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,876,945.20 : 74,815,417.80 = 36,165,767.40 : x
  2. Step 2: Convert to fraction form
    49,876,945.20/74,815,417.80 = 36,165,767.40/x
  3. Step 3: Cross multiply
    49,876,945.20x = 74,815,417.80 × 36,165,767.40
  4. Step 4: Simplify right side
    49,876,945.20x = 2,705,756,998,088,619.50
  5. Step 5: Solve for x
    x = 2,705,756,998,088,619.50/49,876,945.20
  6. Step 6: Final answer
    x = 54,248,651.10

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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.