Home / 9,201,987.60-13,802,981.40-5,800,765.20

Finding the Fourth Proportional to 9,201,987.60, 13,802,981.40 and 5,800,765.20

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Solution

The fourth proportional to 9,201,987.60, 13,802,981.40 and 5,800,765.20 is: 8,701,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,987.60 : 13,802,981.40 = 5,800,765.20 : x
  2. Step 2: Convert to fraction form
    9,201,987.60/13,802,981.40 = 5,800,765.20/x
  3. Step 3: Cross multiply
    9,201,987.60x = 13,802,981.40 × 5,800,765.20
  4. Step 4: Simplify right side
    9,201,987.60x = 80,067,854,161,367.28
  5. Step 5: Solve for x
    x = 80,067,854,161,367.28/9,201,987.60
  6. Step 6: Final answer
    x = 8,701,147.80

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1.5x scale

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.