Home / 66,044,388.10-91,142,348.42-36,277,786.79

Finding the Fourth Proportional to 66,044,388.10, 91,142,348.42 and 36,277,786.79

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Solution

The fourth proportional to 66,044,388.10, 91,142,348.42 and 36,277,786.79 is: 50,063,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,388.10 : 91,142,348.42 = 36,277,786.79 : x
  2. Step 2: Convert to fraction form
    66,044,388.10/91,142,348.42 = 36,277,786.79/x
  3. Step 3: Cross multiply
    66,044,388.10x = 91,142,348.42 × 36,277,786.79
  4. Step 4: Simplify right side
    66,044,388.10x = 3,306,442,683,520,653.50
  5. Step 5: Solve for x
    x = 3,306,442,683,520,653.50/66,044,388.10
  6. Step 6: Final answer
    x = 50,063,946.06

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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.