Home / 11,897,387.76-16,417,062.54-6,739,644.72

Finding the Fourth Proportional to 11,897,387.76, 16,417,062.54 and 6,739,644.72

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Solution

The fourth proportional to 11,897,387.76, 16,417,062.54 and 6,739,644.72 is: 9,299,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897,387.76 : 16,417,062.54 = 6,739,644.72 : x
  2. Step 2: Convert to fraction form
    11,897,387.76/16,417,062.54 = 6,739,644.72/x
  3. Step 3: Cross multiply
    11,897,387.76x = 16,417,062.54 × 6,739,644.72
  4. Step 4: Simplify right side
    11,897,387.76x = 110,645,168,865,620.78
  5. Step 5: Solve for x
    x = 110,645,168,865,620.78/11,897,387.76
  6. Step 6: Final answer
    x = 9,299,954.84

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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.