Home / 10,273,224.90-15,380,346.15-9,978,312.90

Finding the Fourth Proportional to 10,273,224.90, 15,380,346.15 and 9,978,312.90

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Solution

The fourth proportional to 10,273,224.90, 15,380,346.15 and 9,978,312.90 is: 14,938,824.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,273,224.90 : 15,380,346.15 = 9,978,312.90 : x
  2. Step 2: Convert to fraction form
    10,273,224.90/15,380,346.15 = 9,978,312.90/x
  3. Step 3: Cross multiply
    10,273,224.90x = 15,380,346.15 × 9,978,312.90
  4. Step 4: Simplify right side
    10,273,224.90x = 153,469,906,395,010.34
  5. Step 5: Solve for x
    x = 153,469,906,395,010.34/10,273,224.90
  6. Step 6: Final answer
    x = 14,938,824.75

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1.5x scale

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.