Home / 22,771,285.20-31,424,727.87-12,458,180.52

Finding the Fourth Proportional to 22,771,285.20, 31,424,727.87 and 12,458,180.52

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Solution

The fourth proportional to 22,771,285.20, 31,424,727.87 and 12,458,180.52 is: 17,192,482.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771,285.20 : 31,424,727.87 = 12,458,180.52 : x
  2. Step 2: Convert to fraction form
    22,771,285.20/31,424,727.87 = 12,458,180.52/x
  3. Step 3: Cross multiply
    22,771,285.20x = 31,424,727.87 × 12,458,180.52
  4. Step 4: Simplify right side
    22,771,285.20x = 391,494,932,596,335.06
  5. Step 5: Solve for x
    x = 391,494,932,596,335.06/22,771,285.20
  6. Step 6: Final answer
    x = 17,192,482.95

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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.