Home / 14,042,307.60-21,063,461.40-11,491,390.80

Finding the Fourth Proportional to 14,042,307.60, 21,063,461.40 and 11,491,390.80

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Solution

The fourth proportional to 14,042,307.60, 21,063,461.40 and 11,491,390.80 is: 17,237,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,307.60 : 21,063,461.40 = 11,491,390.80 : x
  2. Step 2: Convert to fraction form
    14,042,307.60/21,063,461.40 = 11,491,390.80/x
  3. Step 3: Cross multiply
    14,042,307.60x = 21,063,461.40 × 11,491,390.80
  4. Step 4: Simplify right side
    14,042,307.60x = 242,048,466,548,115.12
  5. Step 5: Solve for x
    x = 242,048,466,548,115.12/14,042,307.60
  6. Step 6: Final answer
    x = 17,237,086.20

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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.