Home / 73,822,101.90-110,752,506.45-28,385,378.70

Finding the Fourth Proportional to 73,822,101.90, 110,752,506.45 and 28,385,378.70

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Solution

The fourth proportional to 73,822,101.90, 110,752,506.45 and 28,385,378.70 is: 42,585,509.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,822,101.90 : 110,752,506.45 = 28,385,378.70 : x
  2. Step 2: Convert to fraction form
    73,822,101.90/110,752,506.45 = 28,385,378.70/x
  3. Step 3: Cross multiply
    73,822,101.90x = 110,752,506.45 × 28,385,378.70
  4. Step 4: Simplify right side
    73,822,101.90x = 3,143,751,837,557,442.50
  5. Step 5: Solve for x
    x = 3,143,751,837,557,442.50/73,822,101.90
  6. Step 6: Final answer
    x = 42,585,509.71

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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.