Home / 12,838,614.06-17,706,956.70-11,286,557.22

Finding the Fourth Proportional to 12,838,614.06, 17,706,956.70 and 11,286,557.22

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Solution

The fourth proportional to 12,838,614.06, 17,706,956.70 and 11,286,557.22 is: 15,566,367.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,614.06 : 17,706,956.70 = 11,286,557.22 : x
  2. Step 2: Convert to fraction form
    12,838,614.06/17,706,956.70 = 11,286,557.22/x
  3. Step 3: Cross multiply
    12,838,614.06x = 17,706,956.70 × 11,286,557.22
  4. Step 4: Simplify right side
    12,838,614.06x = 199,850,579,986,612.38
  5. Step 5: Solve for x
    x = 199,850,579,986,612.38/12,838,614.06
  6. Step 6: Final answer
    x = 15,566,367.14

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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.