Home / 9,272,067.48-12,798,121.92-5,600,400.60

Finding the Fourth Proportional to 9,272,067.48, 12,798,121.92 and 5,600,400.60

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Solution

The fourth proportional to 9,272,067.48, 12,798,121.92 and 5,600,400.60 is: 7,730,164.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,067.48 : 12,798,121.92 = 5,600,400.60 : x
  2. Step 2: Convert to fraction form
    9,272,067.48/12,798,121.92 = 5,600,400.60/x
  3. Step 3: Cross multiply
    9,272,067.48x = 12,798,121.92 × 5,600,400.60
  4. Step 4: Simplify right side
    9,272,067.48x = 71,674,609,679,641.14
  5. Step 5: Solve for x
    x = 71,674,609,679,641.14/9,272,067.48
  6. Step 6: Final answer
    x = 7,730,164.80

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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.