Home / 11,687,949.44-16,124,654-7,769,600.40

Finding the Fourth Proportional to 11,687,949.44, 16,124,654 and 7,769,600.40

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Solution

The fourth proportional to 11,687,949.44, 16,124,654 and 7,769,600.40 is: 10,718,913.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687,949.44 : 16,124,654 = 7,769,600.40 : x
  2. Step 2: Convert to fraction form
    11,687,949.44/16,124,654 = 7,769,600.40/x
  3. Step 3: Cross multiply
    11,687,949.44x = 16,124,654 × 7,769,600.40
  4. Step 4: Simplify right side
    11,687,949.44x = 125,282,118,168,261.61
  5. Step 5: Solve for x
    x = 125,282,118,168,261.61/11,687,949.44
  6. Step 6: Final answer
    x = 10,718,913.43

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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.