Home / 9,163,809.28-12,645,316.92-5,296,580.92

Finding the Fourth Proportional to 9,163,809.28, 12,645,316.92 and 5,296,580.92

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Solution

The fourth proportional to 9,163,809.28, 12,645,316.92 and 5,296,580.92 is: 7,308,854.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,809.28 : 12,645,316.92 = 5,296,580.92 : x
  2. Step 2: Convert to fraction form
    9,163,809.28/12,645,316.92 = 5,296,580.92/x
  3. Step 3: Cross multiply
    9,163,809.28x = 12,645,316.92 × 5,296,580.92
  4. Step 4: Simplify right side
    9,163,809.28x = 66,976,944,325,825.16
  5. Step 5: Solve for x
    x = 66,976,944,325,825.16/9,163,809.28
  6. Step 6: Final answer
    x = 7,308,854.02

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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.