Home / 10,074,023.40-15,111,035.10-7,260,666.60

Finding the Fourth Proportional to 10,074,023.40, 15,111,035.10 and 7,260,666.60

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Solution

The fourth proportional to 10,074,023.40, 15,111,035.10 and 7,260,666.60 is: 10,890,999.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,023.40 : 15,111,035.10 = 7,260,666.60 : x
  2. Step 2: Convert to fraction form
    10,074,023.40/15,111,035.10 = 7,260,666.60/x
  3. Step 3: Cross multiply
    10,074,023.40x = 15,111,035.10 × 7,260,666.60
  4. Step 4: Simplify right side
    10,074,023.40x = 109,716,187,841,997.66
  5. Step 5: Solve for x
    x = 109,716,187,841,997.66/10,074,023.40
  6. Step 6: Final answer
    x = 10,890,999.90

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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.