Home / 66,435,512.88-91,680,881.04-37,065,097.92

Finding the Fourth Proportional to 66,435,512.88, 91,680,881.04 and 37,065,097.92

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Solution

The fourth proportional to 66,435,512.88, 91,680,881.04 and 37,065,097.92 is: 51,149,764.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435,512.88 : 91,680,881.04 = 37,065,097.92 : x
  2. Step 2: Convert to fraction form
    66,435,512.88/91,680,881.04 = 37,065,097.92/x
  3. Step 3: Cross multiply
    66,435,512.88x = 91,680,881.04 × 37,065,097.92
  4. Step 4: Simplify right side
    66,435,512.88x = 3,398,160,833,139,472
  5. Step 5: Solve for x
    x = 3,398,160,833,139,472/66,435,512.88
  6. Step 6: Final answer
    x = 51,149,764.42

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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.