Home / 13,491,584.64-20,234,446-4,270,274.16

Finding the Fourth Proportional to 13,491,584.64, 20,234,446 and 4,270,274.16

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Solution

The fourth proportional to 13,491,584.64, 20,234,446 and 4,270,274.16 is: 6,404,483.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,491,584.64 : 20,234,446 = 4,270,274.16 : x
  2. Step 2: Convert to fraction form
    13,491,584.64/20,234,446 = 4,270,274.16/x
  3. Step 3: Cross multiply
    13,491,584.64x = 20,234,446 × 4,270,274.16
  4. Step 4: Simplify right side
    13,491,584.64x = 86,406,631,895,715.36
  5. Step 5: Solve for x
    x = 86,406,631,895,715.36/13,491,584.64
  6. Step 6: Final answer
    x = 6,404,483.55

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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.