Home / 9,302,268.52-12,838,194.66-5,172,711.40

Finding the Fourth Proportional to 9,302,268.52, 12,838,194.66 and 5,172,711.40

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Solution

The fourth proportional to 9,302,268.52, 12,838,194.66 and 5,172,711.40 is: 7,138,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302,268.52 : 12,838,194.66 = 5,172,711.40 : x
  2. Step 2: Convert to fraction form
    9,302,268.52/12,838,194.66 = 5,172,711.40/x
  3. Step 3: Cross multiply
    9,302,268.52x = 12,838,194.66 × 5,172,711.40
  4. Step 4: Simplify right side
    9,302,268.52x = 66,408,275,873,201.13
  5. Step 5: Solve for x
    x = 66,408,275,873,201.13/9,302,268.52
  6. Step 6: Final answer
    x = 7,138,933.45

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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.