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Finding the Fourth Proportional to 33,402,940.80, 50,104,411.20 and 29,363,989.20

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Solution

The fourth proportional to 33,402,940.80, 50,104,411.20 and 29,363,989.20 is: 44,045,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,402,940.80 : 50,104,411.20 = 29,363,989.20 : x
  2. Step 2: Convert to fraction form
    33,402,940.80/50,104,411.20 = 29,363,989.20/x
  3. Step 3: Cross multiply
    33,402,940.80x = 50,104,411.20 × 29,363,989.20
  4. Step 4: Simplify right side
    33,402,940.80x = 1,471,265,389,349,159
  5. Step 5: Solve for x
    x = 1,471,265,389,349,159/33,402,940.80
  6. Step 6: Final answer
    x = 44,045,983.80

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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.