Home / 19,949,722.47-29,925,843.45-8,433,042.16

Finding the Fourth Proportional to 19,949,722.47, 29,925,843.45 and 8,433,042.16

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Solution

The fourth proportional to 19,949,722.47, 29,925,843.45 and 8,433,042.16 is: 12,650,095.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949,722.47 : 29,925,843.45 = 8,433,042.16 : x
  2. Step 2: Convert to fraction form
    19,949,722.47/29,925,843.45 = 8,433,042.16/x
  3. Step 3: Cross multiply
    19,949,722.47x = 29,925,843.45 × 8,433,042.16
  4. Step 4: Simplify right side
    19,949,722.47x = 252,365,899,487,409.84
  5. Step 5: Solve for x
    x = 252,365,899,487,409.84/19,949,722.47
  6. Step 6: Final answer
    x = 12,650,095.75

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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.