Home / 21,984,672.60-32,977,008.90-19,752,620.40

Finding the Fourth Proportional to 21,984,672.60, 32,977,008.90 and 19,752,620.40

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Solution

The fourth proportional to 21,984,672.60, 32,977,008.90 and 19,752,620.40 is: 29,628,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,672.60 : 32,977,008.90 = 19,752,620.40 : x
  2. Step 2: Convert to fraction form
    21,984,672.60/32,977,008.90 = 19,752,620.40/x
  3. Step 3: Cross multiply
    21,984,672.60x = 32,977,008.90 × 19,752,620.40
  4. Step 4: Simplify right side
    21,984,672.60x = 651,382,338,729,121.50
  5. Step 5: Solve for x
    x = 651,382,338,729,121.50/21,984,672.60
  6. Step 6: Final answer
    x = 29,628,930.60

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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.