Home / 8,693,874.20-13,040,811.30-5,460,613.40

Finding the Fourth Proportional to 8,693,874.20, 13,040,811.30 and 5,460,613.40

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Solution

The fourth proportional to 8,693,874.20, 13,040,811.30 and 5,460,613.40 is: 8,190,920.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,874.20 : 13,040,811.30 = 5,460,613.40 : x
  2. Step 2: Convert to fraction form
    8,693,874.20/13,040,811.30 = 5,460,613.40/x
  3. Step 3: Cross multiply
    8,693,874.20x = 13,040,811.30 × 5,460,613.40
  4. Step 4: Simplify right side
    8,693,874.20x = 71,210,828,931,651.42
  5. Step 5: Solve for x
    x = 71,210,828,931,651.42/8,693,874.20
  6. Step 6: Final answer
    x = 8,190,920.10

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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.