Home / 8,986,212.60-13,479,318.90-8,090,417.40

Finding the Fourth Proportional to 8,986,212.60, 13,479,318.90 and 8,090,417.40

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Solution

The fourth proportional to 8,986,212.60, 13,479,318.90 and 8,090,417.40 is: 12,135,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,212.60 : 13,479,318.90 = 8,090,417.40 : x
  2. Step 2: Convert to fraction form
    8,986,212.60/13,479,318.90 = 8,090,417.40/x
  3. Step 3: Cross multiply
    8,986,212.60x = 13,479,318.90 × 8,090,417.40
  4. Step 4: Simplify right side
    8,986,212.60x = 109,053,316,168,708.88
  5. Step 5: Solve for x
    x = 109,053,316,168,708.88/8,986,212.60
  6. Step 6: Final answer
    x = 12,135,626.10

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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.