Home / 10,073,999.40-15,110,999.10-7,260,642.60

Finding the Fourth Proportional to 10,073,999.40, 15,110,999.10 and 7,260,642.60

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Solution

The fourth proportional to 10,073,999.40, 15,110,999.10 and 7,260,642.60 is: 10,890,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,999.40 : 15,110,999.10 = 7,260,642.60 : x
  2. Step 2: Convert to fraction form
    10,073,999.40/15,110,999.10 = 7,260,642.60/x
  3. Step 3: Cross multiply
    10,073,999.40x = 15,110,999.10 × 7,260,642.60
  4. Step 4: Simplify right side
    10,073,999.40x = 109,715,563,794,021.66
  5. Step 5: Solve for x
    x = 109,715,563,794,021.66/10,073,999.40
  6. Step 6: Final answer
    x = 10,890,963.90

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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.