Home / 32,689,979.68-45,112,169.82-18,946,915.42

Finding the Fourth Proportional to 32,689,979.68, 45,112,169.82 and 18,946,915.42

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Solution

The fourth proportional to 32,689,979.68, 45,112,169.82 and 18,946,915.42 is: 26,146,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,689,979.68 : 45,112,169.82 = 18,946,915.42 : x
  2. Step 2: Convert to fraction form
    32,689,979.68/45,112,169.82 = 18,946,915.42/x
  3. Step 3: Cross multiply
    32,689,979.68x = 45,112,169.82 × 18,946,915.42
  4. Step 4: Simplify right side
    32,689,979.68x = 854,736,465,992,216.75
  5. Step 5: Solve for x
    x = 854,736,465,992,216.75/32,689,979.68
  6. Step 6: Final answer
    x = 26,146,742.04

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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.