Home / 67,670,854.68-101,510,195.34-19,144,643.46

Finding the Fourth Proportional to 67,670,854.68, 101,510,195.34 and 19,144,643.46

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Solution

The fourth proportional to 67,670,854.68, 101,510,195.34 and 19,144,643.46 is: 28,718,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,670,854.68 : 101,510,195.34 = 19,144,643.46 : x
  2. Step 2: Convert to fraction form
    67,670,854.68/101,510,195.34 = 19,144,643.46/x
  3. Step 3: Cross multiply
    67,670,854.68x = 101,510,195.34 × 19,144,643.46
  4. Step 4: Simplify right side
    67,670,854.68x = 1,943,376,497,339,253.75
  5. Step 5: Solve for x
    x = 1,943,376,497,339,253.75/67,670,854.68
  6. Step 6: Final answer
    x = 28,718,072.30

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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.