Home / 21,923,074.40-32,887,762.49-6,778,186.88

Finding the Fourth Proportional to 21,923,074.40, 32,887,762.49 and 6,778,186.88

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Solution

The fourth proportional to 21,923,074.40, 32,887,762.49 and 6,778,186.88 is: 10,168,254.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923,074.40 : 32,887,762.49 = 6,778,186.88 : x
  2. Step 2: Convert to fraction form
    21,923,074.40/32,887,762.49 = 6,778,186.88/x
  3. Step 3: Cross multiply
    21,923,074.40x = 32,887,762.49 × 6,778,186.88
  4. Step 4: Simplify right side
    21,923,074.40x = 222,919,400,074,780.78
  5. Step 5: Solve for x
    x = 222,919,400,074,780.78/21,923,074.40
  6. Step 6: Final answer
    x = 10,168,254.51

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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.