Home / 29,341,972.80-44,012,959.20-18,429,717.60

Finding the Fourth Proportional to 29,341,972.80, 44,012,959.20 and 18,429,717.60

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Solution

The fourth proportional to 29,341,972.80, 44,012,959.20 and 18,429,717.60 is: 27,644,576.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,341,972.80 : 44,012,959.20 = 18,429,717.60 : x
  2. Step 2: Convert to fraction form
    29,341,972.80/44,012,959.20 = 18,429,717.60/x
  3. Step 3: Cross multiply
    29,341,972.80x = 44,012,959.20 × 18,429,717.60
  4. Step 4: Simplify right side
    29,341,972.80x = 811,146,408,796,322
  5. Step 5: Solve for x
    x = 811,146,408,796,322/29,341,972.80
  6. Step 6: Final answer
    x = 27,644,576.40

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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.