Home / 36,777,377.61-50,752,780.91-21,316,430.31

Finding the Fourth Proportional to 36,777,377.61, 50,752,780.91 and 21,316,430.31

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Solution

The fourth proportional to 36,777,377.61, 50,752,780.91 and 21,316,430.31 is: 29,416,673.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,777,377.61 : 50,752,780.91 = 21,316,430.31 : x
  2. Step 2: Convert to fraction form
    36,777,377.61/50,752,780.91 = 21,316,430.31/x
  3. Step 3: Cross multiply
    36,777,377.61x = 50,752,780.91 × 21,316,430.31
  4. Step 4: Simplify right side
    36,777,377.61x = 1,081,868,117,306,713.25
  5. Step 5: Solve for x
    x = 1,081,868,117,306,713.25/36,777,377.61
  6. Step 6: Final answer
    x = 29,416,673.72

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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.