Home / 22,261,738.57-30,724,442.48-12,472,844.43

Finding the Fourth Proportional to 22,261,738.57, 30,724,442.48 and 12,472,844.43

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Solution

The fourth proportional to 22,261,738.57, 30,724,442.48 and 12,472,844.43 is: 17,214,342.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,261,738.57 : 30,724,442.48 = 12,472,844.43 : x
  2. Step 2: Convert to fraction form
    22,261,738.57/30,724,442.48 = 12,472,844.43/x
  3. Step 3: Cross multiply
    22,261,738.57x = 30,724,442.48 × 12,472,844.43
  4. Step 4: Simplify right side
    22,261,738.57x = 383,221,191,251,523.38
  5. Step 5: Solve for x
    x = 383,221,191,251,523.38/22,261,738.57
  6. Step 6: Final answer
    x = 17,214,342.45

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Double scale
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1.5x scale

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.