Home / 22,361,329.60-33,534,121.20-7,984,866.40

Finding the Fourth Proportional to 22,361,329.60, 33,534,121.20 and 7,984,866.40

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Solution

The fourth proportional to 22,361,329.60, 33,534,121.20 and 7,984,866.40 is: 11,974,488.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,329.60 : 33,534,121.20 = 7,984,866.40 : x
  2. Step 2: Convert to fraction form
    22,361,329.60/33,534,121.20 = 7,984,866.40/x
  3. Step 3: Cross multiply
    22,361,329.60x = 33,534,121.20 × 7,984,866.40
  4. Step 4: Simplify right side
    22,361,329.60x = 267,765,477,623,407.69
  5. Step 5: Solve for x
    x = 267,765,477,623,407.69/22,361,329.60
  6. Step 6: Final answer
    x = 11,974,488.21

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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.