Home / 66,418,120.73-99,655,955.18-35,676,834.08

Finding the Fourth Proportional to 66,418,120.73, 99,655,955.18 and 35,676,834.08

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Solution

The fourth proportional to 66,418,120.73, 99,655,955.18 and 35,676,834.08 is: 53,530,707.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,418,120.73 : 99,655,955.18 = 35,676,834.08 : x
  2. Step 2: Convert to fraction form
    66,418,120.73/99,655,955.18 = 35,676,834.08/x
  3. Step 3: Cross multiply
    66,418,120.73x = 99,655,955.18 × 35,676,834.08
  4. Step 4: Simplify right side
    66,418,120.73x = 3,555,408,977,862,392
  5. Step 5: Solve for x
    x = 3,555,408,977,862,392/66,418,120.73
  6. Step 6: Final answer
    x = 53,530,707.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.