Home / 13,497,240.67-20,247,960.53-4,397,219.78

Finding the Fourth Proportional to 13,497,240.67, 20,247,960.53 and 4,397,219.78

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Solution

The fourth proportional to 13,497,240.67, 20,247,960.53 and 4,397,219.78 is: 6,596,513.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497,240.67 : 20,247,960.53 = 4,397,219.78 : x
  2. Step 2: Convert to fraction form
    13,497,240.67/20,247,960.53 = 4,397,219.78/x
  3. Step 3: Cross multiply
    13,497,240.67x = 20,247,960.53 × 4,397,219.78
  4. Step 4: Simplify right side
    13,497,240.67x = 89,034,732,474,569.28
  5. Step 5: Solve for x
    x = 89,034,732,474,569.28/13,497,240.67
  6. Step 6: Final answer
    x = 6,596,513.66

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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.