Home / 12,447,057.92-17,176,515.55-6,865,525.58

Finding the Fourth Proportional to 12,447,057.92, 17,176,515.55 and 6,865,525.58

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Solution

The fourth proportional to 12,447,057.92, 17,176,515.55 and 6,865,525.58 is: 9,474,191.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,057.92 : 17,176,515.55 = 6,865,525.58 : x
  2. Step 2: Convert to fraction form
    12,447,057.92/17,176,515.55 = 6,865,525.58/x
  3. Step 3: Cross multiply
    12,447,057.92x = 17,176,515.55 × 6,865,525.58
  4. Step 4: Simplify right side
    12,447,057.92x = 117,925,806,780,746.38
  5. Step 5: Solve for x
    x = 117,925,806,780,746.38/12,447,057.92
  6. Step 6: Final answer
    x = 9,474,191.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.