Home / 8,521,749.06-11,756,267.04-5,081,997.20

Finding the Fourth Proportional to 8,521,749.06, 11,756,267.04 and 5,081,997.20

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Solution

The fourth proportional to 8,521,749.06, 11,756,267.04 and 5,081,997.20 is: 7,010,921.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,749.06 : 11,756,267.04 = 5,081,997.20 : x
  2. Step 2: Convert to fraction form
    8,521,749.06/11,756,267.04 = 5,081,997.20/x
  3. Step 3: Cross multiply
    8,521,749.06x = 11,756,267.04 × 5,081,997.20
  4. Step 4: Simplify right side
    8,521,749.06x = 59,745,316,120,950.95
  5. Step 5: Solve for x
    x = 59,745,316,120,950.95/8,521,749.06
  6. Step 6: Final answer
    x = 7,010,921.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.