Home / 12,296,319.40-18,444,479.10-5,905,030.60

Finding the Fourth Proportional to 12,296,319.40, 18,444,479.10 and 5,905,030.60

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Solution

The fourth proportional to 12,296,319.40, 18,444,479.10 and 5,905,030.60 is: 8,857,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,319.40 : 18,444,479.10 = 5,905,030.60 : x
  2. Step 2: Convert to fraction form
    12,296,319.40/18,444,479.10 = 5,905,030.60/x
  3. Step 3: Cross multiply
    12,296,319.40x = 18,444,479.10 × 5,905,030.60
  4. Step 4: Simplify right side
    12,296,319.40x = 108,915,213,486,560.47
  5. Step 5: Solve for x
    x = 108,915,213,486,560.47/12,296,319.40
  6. Step 6: Final answer
    x = 8,857,545.90

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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.