Home / 66,029,335.68-91,123,329.06-36,660,672.18

Finding the Fourth Proportional to 66,029,335.68, 91,123,329.06 and 36,660,672.18

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Solution

The fourth proportional to 66,029,335.68, 91,123,329.06 and 36,660,672.18 is: 50,593,307.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,029,335.68 : 91,123,329.06 = 36,660,672.18 : x
  2. Step 2: Convert to fraction form
    66,029,335.68/91,123,329.06 = 36,660,672.18/x
  3. Step 3: Cross multiply
    66,029,335.68x = 91,123,329.06 × 36,660,672.18
  4. Step 4: Simplify right side
    66,029,335.68x = 3,340,642,494,618,927.50
  5. Step 5: Solve for x
    x = 3,340,642,494,618,927.50/66,029,335.68
  6. Step 6: Final answer
    x = 50,593,307.66

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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.