Home / 21,644,981.12-32,467,743.36-6,498,032.64

Finding the Fourth Proportional to 21,644,981.12, 32,467,743.36 and 6,498,032.64

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Solution

The fourth proportional to 21,644,981.12, 32,467,743.36 and 6,498,032.64 is: 9,747,130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,644,981.12 : 32,467,743.36 = 6,498,032.64 : x
  2. Step 2: Convert to fraction form
    21,644,981.12/32,467,743.36 = 6,498,032.64/x
  3. Step 3: Cross multiply
    21,644,981.12x = 32,467,743.36 × 6,498,032.64
  4. Step 4: Simplify right side
    21,644,981.12x = 210,976,456,100,423.25
  5. Step 5: Solve for x
    x = 210,976,456,100,423.25/21,644,981.12
  6. Step 6: Final answer
    x = 9,747,130.52

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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.