Home / 9,242,364.20-12,753,480.72-5,111,739.02

Finding the Fourth Proportional to 9,242,364.20, 12,753,480.72 and 5,111,739.02

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Solution

The fourth proportional to 9,242,364.20, 12,753,480.72 and 5,111,739.02 is: 7,053,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,242,364.20 : 12,753,480.72 = 5,111,739.02 : x
  2. Step 2: Convert to fraction form
    9,242,364.20/12,753,480.72 = 5,111,739.02/x
  3. Step 3: Cross multiply
    9,242,364.20x = 12,753,480.72 × 5,111,739.02
  4. Step 4: Simplify right side
    9,242,364.20x = 65,192,465,069,125.40
  5. Step 5: Solve for x
    x = 65,192,465,069,125.40/9,242,364.20
  6. Step 6: Final answer
    x = 7,053,656.80

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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.