Home / 19,949,685.43-29,925,788.04-8,433,005.29

Finding the Fourth Proportional to 19,949,685.43, 29,925,788.04 and 8,433,005.29

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Solution

The fourth proportional to 19,949,685.43, 29,925,788.04 and 8,433,005.29 is: 12,650,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949,685.43 : 29,925,788.04 = 8,433,005.29 : x
  2. Step 2: Convert to fraction form
    19,949,685.43/29,925,788.04 = 8,433,005.29/x
  3. Step 3: Cross multiply
    19,949,685.43x = 29,925,788.04 × 8,433,005.29
  4. Step 4: Simplify right side
    19,949,685.43x = 252,364,328,699,109.78
  5. Step 5: Solve for x
    x = 252,364,328,699,109.78/19,949,685.43
  6. Step 6: Final answer
    x = 12,650,040.51

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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.