Home / 12,838,608.08-17,706,948.45-11,286,551.24

Finding the Fourth Proportional to 12,838,608.08, 17,706,948.45 and 11,286,551.24

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Solution

The fourth proportional to 12,838,608.08, 17,706,948.45 and 11,286,551.24 is: 15,566,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,608.08 : 17,706,948.45 = 11,286,551.24 : x
  2. Step 2: Convert to fraction form
    12,838,608.08/17,706,948.45 = 11,286,551.24/x
  3. Step 3: Cross multiply
    12,838,608.08x = 17,706,948.45 × 11,286,551.24
  4. Step 4: Simplify right side
    12,838,608.08x = 199,850,380,983,992.19
  5. Step 5: Solve for x
    x = 199,850,380,983,992.19/12,838,608.08
  6. Step 6: Final answer
    x = 15,566,358.88

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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.