Home / 11,518,862.60-17,271,609.27-5,453,543.12

Finding the Fourth Proportional to 11,518,862.60, 17,271,609.27 and 5,453,543.12

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Solution

The fourth proportional to 11,518,862.60, 17,271,609.27 and 5,453,543.12 is: 8,177,149.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518,862.60 : 17,271,609.27 = 5,453,543.12 : x
  2. Step 2: Convert to fraction form
    11,518,862.60/17,271,609.27 = 5,453,543.12/x
  3. Step 3: Cross multiply
    11,518,862.60x = 17,271,609.27 × 5,453,543.12
  4. Step 4: Simplify right side
    11,518,862.60x = 94,191,465,819,378.67
  5. Step 5: Solve for x
    x = 94,191,465,819,378.67/11,518,862.60
  6. Step 6: Final answer
    x = 8,177,149.87

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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.