Home / 67,670,855.68-101,510,196.84-19,144,644.46

Finding the Fourth Proportional to 67,670,855.68, 101,510,196.84 and 19,144,644.46

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Solution

The fourth proportional to 67,670,855.68, 101,510,196.84 and 19,144,644.46 is: 28,718,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,670,855.68 : 101,510,196.84 = 19,144,644.46 : x
  2. Step 2: Convert to fraction form
    67,670,855.68/101,510,196.84 = 19,144,644.46/x
  3. Step 3: Cross multiply
    67,670,855.68x = 101,510,196.84 × 19,144,644.46
  4. Step 4: Simplify right side
    67,670,855.68x = 1,943,376,627,566,415.75
  5. Step 5: Solve for x
    x = 1,943,376,627,566,415.75/67,670,855.68
  6. Step 6: Final answer
    x = 28,718,073.80

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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.