Home / 66,887,506.80-92,304,572.13-37,122,648.54

Finding the Fourth Proportional to 66,887,506.80, 92,304,572.13 and 37,122,648.54

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Solution

The fourth proportional to 66,887,506.80, 92,304,572.13 and 37,122,648.54 is: 51,229,151.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,887,506.80 : 92,304,572.13 = 37,122,648.54 : x
  2. Step 2: Convert to fraction form
    66,887,506.80/92,304,572.13 = 37,122,648.54/x
  3. Step 3: Cross multiply
    66,887,506.80x = 92,304,572.13 × 37,122,648.54
  4. Step 4: Simplify right side
    66,887,506.80x = 3,426,590,189,817,069
  5. Step 5: Solve for x
    x = 3,426,590,189,817,069/66,887,506.80
  6. Step 6: Final answer
    x = 51,229,151.06

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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.