Home / 14,984,185.42-20,678,175.95-8,108,667.55

Finding the Fourth Proportional to 14,984,185.42, 20,678,175.95 and 8,108,667.55

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Solution

The fourth proportional to 14,984,185.42, 20,678,175.95 and 8,108,667.55 is: 11,189,961.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,185.42 : 20,678,175.95 = 8,108,667.55 : x
  2. Step 2: Convert to fraction form
    14,984,185.42/20,678,175.95 = 8,108,667.55/x
  3. Step 3: Cross multiply
    14,984,185.42x = 20,678,175.95 × 8,108,667.55
  4. Step 4: Simplify right side
    14,984,185.42x = 167,672,454,318,955.41
  5. Step 5: Solve for x
    x = 167,672,454,318,955.41/14,984,185.42
  6. Step 6: Final answer
    x = 11,189,961.26

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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.