Home / 22,625,281.20-31,223,590.80-12,836,137.76

Finding the Fourth Proportional to 22,625,281.20, 31,223,590.80 and 12,836,137.76

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Solution

The fourth proportional to 22,625,281.20, 31,223,590.80 and 12,836,137.76 is: 17,714,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625,281.20 : 31,223,590.80 = 12,836,137.76 : x
  2. Step 2: Convert to fraction form
    22,625,281.20/31,223,590.80 = 12,836,137.76/x
  3. Step 3: Cross multiply
    22,625,281.20x = 31,223,590.80 × 12,836,137.76
  4. Step 4: Simplify right side
    22,625,281.20x = 400,790,312,870,668.62
  5. Step 5: Solve for x
    x = 400,790,312,870,668.62/22,625,281.20
  6. Step 6: Final answer
    x = 17,714,268.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.