Home / 8,670,516.40-13,005,774.60-5,465,249.20

Finding the Fourth Proportional to 8,670,516.40, 13,005,774.60 and 5,465,249.20

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Solution

The fourth proportional to 8,670,516.40, 13,005,774.60 and 5,465,249.20 is: 8,197,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,516.40 : 13,005,774.60 = 5,465,249.20 : x
  2. Step 2: Convert to fraction form
    8,670,516.40/13,005,774.60 = 5,465,249.20/x
  3. Step 3: Cross multiply
    8,670,516.40x = 13,005,774.60 × 5,465,249.20
  4. Step 4: Simplify right side
    8,670,516.40x = 71,079,799,228,030.33
  5. Step 5: Solve for x
    x = 71,079,799,228,030.33/8,670,516.40
  6. Step 6: Final answer
    x = 8,197,873.80

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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.