Home / 13,667,197.46-18,865,482.17-7,868,290.41

Finding the Fourth Proportional to 13,667,197.46, 18,865,482.17 and 7,868,290.41

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Solution

The fourth proportional to 13,667,197.46, 18,865,482.17 and 7,868,290.41 is: 10,860,975.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,667,197.46 : 18,865,482.17 = 7,868,290.41 : x
  2. Step 2: Convert to fraction form
    13,667,197.46/18,865,482.17 = 7,868,290.41/x
  3. Step 3: Cross multiply
    13,667,197.46x = 18,865,482.17 × 7,868,290.41
  4. Step 4: Simplify right side
    13,667,197.46x = 148,439,092,398,895.53
  5. Step 5: Solve for x
    x = 148,439,092,398,895.53/13,667,197.46
  6. Step 6: Final answer
    x = 10,860,975.18

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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.