Home / 8,201,874.60-12,302,811.90-4,786,655.40

Finding the Fourth Proportional to 8,201,874.60, 12,302,811.90 and 4,786,655.40

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Solution

The fourth proportional to 8,201,874.60, 12,302,811.90 and 4,786,655.40 is: 7,179,983.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,874.60 : 12,302,811.90 = 4,786,655.40 : x
  2. Step 2: Convert to fraction form
    8,201,874.60/12,302,811.90 = 4,786,655.40/x
  3. Step 3: Cross multiply
    8,201,874.60x = 12,302,811.90 × 4,786,655.40
  4. Step 4: Simplify right side
    8,201,874.60x = 58,889,321,016,319.27
  5. Step 5: Solve for x
    x = 58,889,321,016,319.27/8,201,874.60
  6. Step 6: Final answer
    x = 7,179,983.10

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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.