Home / 21,498,479.48-32,261,592.63-7,850,483.30

Finding the Fourth Proportional to 21,498,479.48, 32,261,592.63 and 7,850,483.30

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Solution

The fourth proportional to 21,498,479.48, 32,261,592.63 and 7,850,483.30 is: 11,780,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,479.48 : 32,261,592.63 = 7,850,483.30 : x
  2. Step 2: Convert to fraction form
    21,498,479.48/32,261,592.63 = 7,850,483.30/x
  3. Step 3: Cross multiply
    21,498,479.48x = 32,261,592.63 × 7,850,483.30
  4. Step 4: Simplify right side
    21,498,479.48x = 253,269,094,011,910.09
  5. Step 5: Solve for x
    x = 253,269,094,011,910.09/21,498,479.48
  6. Step 6: Final answer
    x = 11,780,791.02

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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.