Home / 29,212,689.16-43,823,021.10-12,169,375.48

Finding the Fourth Proportional to 29,212,689.16, 43,823,021.10 and 12,169,375.48

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Solution

The fourth proportional to 29,212,689.16, 43,823,021.10 and 12,169,375.48 is: 18,255,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212,689.16 : 43,823,021.10 = 12,169,375.48 : x
  2. Step 2: Convert to fraction form
    29,212,689.16/43,823,021.10 = 12,169,375.48/x
  3. Step 3: Cross multiply
    29,212,689.16x = 43,823,021.10 × 12,169,375.48
  4. Step 4: Simplify right side
    29,212,689.16x = 533,298,798,433,862.69
  5. Step 5: Solve for x
    x = 533,298,798,433,862.69/29,212,689.16
  6. Step 6: Final answer
    x = 18,255,724.27

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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.