Home / 55,164,341.65-76,126,787.86-31,972,920.71

Finding the Fourth Proportional to 55,164,341.65, 76,126,787.86 and 31,972,920.71

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Solution

The fourth proportional to 55,164,341.65, 76,126,787.86 and 31,972,920.71 is: 44,122,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164,341.65 : 76,126,787.86 = 31,972,920.71 : x
  2. Step 2: Convert to fraction form
    55,164,341.65/76,126,787.86 = 31,972,920.71/x
  3. Step 3: Cross multiply
    55,164,341.65x = 76,126,787.86 × 31,972,920.71
  4. Step 4: Simplify right side
    55,164,341.65x = 2,433,995,752,154,770.50
  5. Step 5: Solve for x
    x = 2,433,995,752,154,770.50/55,164,341.65
  6. Step 6: Final answer
    x = 44,122,628.48

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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.