Home / 67,872,013.26-101,806,642.08-16,754,474.94

Finding the Fourth Proportional to 67,872,013.26, 101,806,642.08 and 16,754,474.94

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Solution

The fourth proportional to 67,872,013.26, 101,806,642.08 and 16,754,474.94 is: 25,131,372.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872,013.26 : 101,806,642.08 = 16,754,474.94 : x
  2. Step 2: Convert to fraction form
    67,872,013.26/101,806,642.08 = 16,754,474.94/x
  3. Step 3: Cross multiply
    67,872,013.26x = 101,806,642.08 × 16,754,474.94
  4. Step 4: Simplify right side
    67,872,013.26x = 1,705,716,833,454,909.50
  5. Step 5: Solve for x
    x = 1,705,716,833,454,909.50/67,872,013.26
  6. Step 6: Final answer
    x = 25,131,372.29

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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.