Home / 14,540,932.60-21,858,638.10-12,462,407.80

Finding the Fourth Proportional to 14,540,932.60, 21,858,638.10 and 12,462,407.80

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Solution

The fourth proportional to 14,540,932.60, 21,858,638.10 and 12,462,407.80 is: 18,734,098.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540,932.60 : 21,858,638.10 = 12,462,407.80 : x
  2. Step 2: Convert to fraction form
    14,540,932.60/21,858,638.10 = 12,462,407.80/x
  3. Step 3: Cross multiply
    14,540,932.60x = 21,858,638.10 × 12,462,407.80
  4. Step 4: Simplify right side
    14,540,932.60x = 272,411,261,954,817.22
  5. Step 5: Solve for x
    x = 272,411,261,954,817.22/14,540,932.60
  6. Step 6: Final answer
    x = 18,734,098.39

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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.