Home / 22,361,328.60-33,534,119.70-7,984,865.40

Finding the Fourth Proportional to 22,361,328.60, 33,534,119.70 and 7,984,865.40

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Solution

The fourth proportional to 22,361,328.60, 33,534,119.70 and 7,984,865.40 is: 11,974,486.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,328.60 : 33,534,119.70 = 7,984,865.40 : x
  2. Step 2: Convert to fraction form
    22,361,328.60/33,534,119.70 = 7,984,865.40/x
  3. Step 3: Cross multiply
    22,361,328.60x = 33,534,119.70 × 7,984,865.40
  4. Step 4: Simplify right side
    22,361,328.60x = 267,765,432,111,988.38
  5. Step 5: Solve for x
    x = 267,765,432,111,988.38/22,361,328.60
  6. Step 6: Final answer
    x = 11,974,486.71

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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.