Home / 67,872,011.76-101,806,639.83-16,754,473.44

Finding the Fourth Proportional to 67,872,011.76, 101,806,639.83 and 16,754,473.44

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Solution

The fourth proportional to 67,872,011.76, 101,806,639.83 and 16,754,473.44 is: 25,131,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872,011.76 : 101,806,639.83 = 16,754,473.44 : x
  2. Step 2: Convert to fraction form
    67,872,011.76/101,806,639.83 = 16,754,473.44/x
  3. Step 3: Cross multiply
    67,872,011.76x = 101,806,639.83 × 16,754,473.44
  4. Step 4: Simplify right side
    67,872,011.76x = 1,705,716,643,047,381
  5. Step 5: Solve for x
    x = 1,705,716,643,047,381/67,872,011.76
  6. Step 6: Final answer
    x = 25,131,370.04

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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.