Home / 9,121,167.33-12,587,210.35-4,991,199

Finding the Fourth Proportional to 9,121,167.33, 12,587,210.35 and 4,991,199

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Solution

The fourth proportional to 9,121,167.33, 12,587,210.35 and 4,991,199 is: 6,887,854.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,167.33 : 12,587,210.35 = 4,991,199 : x
  2. Step 2: Convert to fraction form
    9,121,167.33/12,587,210.35 = 4,991,199/x
  3. Step 3: Cross multiply
    9,121,167.33x = 12,587,210.35 × 4,991,199
  4. Step 4: Simplify right side
    9,121,167.33x = 62,825,271,711,709.65
  5. Step 5: Solve for x
    x = 62,825,271,711,709.65/9,121,167.33
  6. Step 6: Final answer
    x = 6,887,854.31

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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.