Home / 29,157,979.44-40,238,010.08-15,746,643.44

Finding the Fourth Proportional to 29,157,979.44, 40,238,010.08 and 15,746,643.44

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Solution

The fourth proportional to 29,157,979.44, 40,238,010.08 and 15,746,643.44 is: 21,730,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,157,979.44 : 40,238,010.08 = 15,746,643.44 : x
  2. Step 2: Convert to fraction form
    29,157,979.44/40,238,010.08 = 15,746,643.44/x
  3. Step 3: Cross multiply
    29,157,979.44x = 40,238,010.08 × 15,746,643.44
  4. Step 4: Simplify right side
    29,157,979.44x = 633,613,597,464,885.88
  5. Step 5: Solve for x
    x = 633,613,597,464,885.88/29,157,979.44
  6. Step 6: Final answer
    x = 21,730,367.11

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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.