Home / 10,073,999.90-15,110,999.85-7,260,643.10

Finding the Fourth Proportional to 10,073,999.90, 15,110,999.85 and 7,260,643.10

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Solution

The fourth proportional to 10,073,999.90, 15,110,999.85 and 7,260,643.10 is: 10,890,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073,999.90 : 15,110,999.85 = 7,260,643.10 : x
  2. Step 2: Convert to fraction form
    10,073,999.90/15,110,999.85 = 7,260,643.10/x
  3. Step 3: Cross multiply
    10,073,999.90x = 15,110,999.85 × 7,260,643.10
  4. Step 4: Simplify right side
    10,073,999.90x = 109,715,576,795,003.53
  5. Step 5: Solve for x
    x = 109,715,576,795,003.53/10,073,999.90
  6. Step 6: Final answer
    x = 10,890,964.65

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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.