Home / 15,295,523.20-21,108,092.16-8,326,402.24

Finding the Fourth Proportional to 15,295,523.20, 21,108,092.16 and 8,326,402.24

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Solution

The fourth proportional to 15,295,523.20, 21,108,092.16 and 8,326,402.24 is: 11,490,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295,523.20 : 21,108,092.16 = 8,326,402.24 : x
  2. Step 2: Convert to fraction form
    15,295,523.20/21,108,092.16 = 8,326,402.24/x
  3. Step 3: Cross multiply
    15,295,523.20x = 21,108,092.16 × 8,326,402.24
  4. Step 4: Simplify right side
    15,295,523.20x = 175,754,465,843,150.44
  5. Step 5: Solve for x
    x = 175,754,465,843,150.44/15,295,523.20
  6. Step 6: Final answer
    x = 11,490,582.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.