Home / 13,808,960.88-20,712,690.18-4,224,339.30

Finding the Fourth Proportional to 13,808,960.88, 20,712,690.18 and 4,224,339.30

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Solution

The fourth proportional to 13,808,960.88, 20,712,690.18 and 4,224,339.30 is: 6,336,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,960.88 : 20,712,690.18 = 4,224,339.30 : x
  2. Step 2: Convert to fraction form
    13,808,960.88/20,712,690.18 = 4,224,339.30/x
  3. Step 3: Cross multiply
    13,808,960.88x = 20,712,690.18 × 4,224,339.30
  4. Step 4: Simplify right side
    13,808,960.88x = 87,497,431,136,098.06
  5. Step 5: Solve for x
    x = 87,497,431,136,098.06/13,808,960.88
  6. Step 6: Final answer
    x = 6,336,279.17

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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.