Home / 15,905,067.80-23,864,600.10-7,381,016.60

Finding the Fourth Proportional to 15,905,067.80, 23,864,600.10 and 7,381,016.60

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Solution

The fourth proportional to 15,905,067.80, 23,864,600.10 and 7,381,016.60 is: 11,074,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905,067.80 : 23,864,600.10 = 7,381,016.60 : x
  2. Step 2: Convert to fraction form
    15,905,067.80/23,864,600.10 = 7,381,016.60/x
  3. Step 3: Cross multiply
    15,905,067.80x = 23,864,600.10 × 7,381,016.60
  4. Step 4: Simplify right side
    15,905,067.80x = 176,145,009,490,461.66
  5. Step 5: Solve for x
    x = 176,145,009,490,461.66/15,905,067.80
  6. Step 6: Final answer
    x = 11,074,772.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.