Home / 14,148,167.40-21,222,251.10-5,176,218.60

Finding the Fourth Proportional to 14,148,167.40, 21,222,251.10 and 5,176,218.60

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Solution

The fourth proportional to 14,148,167.40, 21,222,251.10 and 5,176,218.60 is: 7,764,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148,167.40 : 21,222,251.10 = 5,176,218.60 : x
  2. Step 2: Convert to fraction form
    14,148,167.40/21,222,251.10 = 5,176,218.60/x
  3. Step 3: Cross multiply
    14,148,167.40x = 21,222,251.10 × 5,176,218.60
  4. Step 4: Simplify right side
    14,148,167.40x = 109,851,010,877,690.45
  5. Step 5: Solve for x
    x = 109,851,010,877,690.45/14,148,167.40
  6. Step 6: Final answer
    x = 7,764,327.90

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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.