Home / 12,476,003.30-18,712,255.35-3,957,200.90

Finding the Fourth Proportional to 12,476,003.30, 18,712,255.35 and 3,957,200.90

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Solution

The fourth proportional to 12,476,003.30, 18,712,255.35 and 3,957,200.90 is: 5,935,246.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,003.30 : 18,712,255.35 = 3,957,200.90 : x
  2. Step 2: Convert to fraction form
    12,476,003.30/18,712,255.35 = 3,957,200.90/x
  3. Step 3: Cross multiply
    12,476,003.30x = 18,712,255.35 × 3,957,200.90
  4. Step 4: Simplify right side
    12,476,003.30x = 74,048,153,712,049.81
  5. Step 5: Solve for x
    x = 74,048,153,712,049.81/12,476,003.30
  6. Step 6: Final answer
    x = 5,935,246.40

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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.