Home / 8,442,958.05-11,651,292.07-4,575,479.20

Finding the Fourth Proportional to 8,442,958.05, 11,651,292.07 and 4,575,479.20

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Solution

The fourth proportional to 8,442,958.05, 11,651,292.07 and 4,575,479.20 is: 6,314,166.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,958.05 : 11,651,292.07 = 4,575,479.20 : x
  2. Step 2: Convert to fraction form
    8,442,958.05/11,651,292.07 = 4,575,479.20/x
  3. Step 3: Cross multiply
    8,442,958.05x = 11,651,292.07 × 4,575,479.20
  4. Step 4: Simplify right side
    8,442,958.05x = 53,310,244,478,843.02
  5. Step 5: Solve for x
    x = 53,310,244,478,843.02/8,442,958.05
  6. Step 6: Final answer
    x = 6,314,166.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.