Home / 21,654,108.20-32,460,979.03-10,858,794.63

Finding the Fourth Proportional to 21,654,108.20, 32,460,979.03 and 10,858,794.63

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Solution

The fourth proportional to 21,654,108.20, 32,460,979.03 and 10,858,794.63 is: 16,278,070.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,654,108.20 : 32,460,979.03 = 10,858,794.63 : x
  2. Step 2: Convert to fraction form
    21,654,108.20/32,460,979.03 = 10,858,794.63/x
  3. Step 3: Cross multiply
    21,654,108.20x = 32,460,979.03 × 10,858,794.63
  4. Step 4: Simplify right side
    21,654,108.20x = 352,487,104,626,631
  5. Step 5: Solve for x
    x = 352,487,104,626,631/21,654,108.20
  6. Step 6: Final answer
    x = 16,278,070.72

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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.