Home / 16,128,425.85-24,192,638.78-12,097,347.45

Finding the Fourth Proportional to 16,128,425.85, 24,192,638.78 and 12,097,347.45

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Solution

The fourth proportional to 16,128,425.85, 24,192,638.78 and 12,097,347.45 is: 18,146,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,425.85 : 24,192,638.78 = 12,097,347.45 : x
  2. Step 2: Convert to fraction form
    16,128,425.85/24,192,638.78 = 12,097,347.45/x
  3. Step 3: Cross multiply
    16,128,425.85x = 24,192,638.78 × 12,097,347.45
  4. Step 4: Simplify right side
    16,128,425.85x = 292,666,756,993,517.31
  5. Step 5: Solve for x
    x = 292,666,756,993,517.31/16,128,425.85
  6. Step 6: Final answer
    x = 18,146,021.18

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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.