Home / 13,816,764.76-19,066,272.33-7,621,883.14

Finding the Fourth Proportional to 13,816,764.76, 19,066,272.33 and 7,621,883.14

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Solution

The fourth proportional to 13,816,764.76, 19,066,272.33 and 7,621,883.14 is: 10,517,722.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,764.76 : 19,066,272.33 = 7,621,883.14 : x
  2. Step 2: Convert to fraction form
    13,816,764.76/19,066,272.33 = 7,621,883.14/x
  3. Step 3: Cross multiply
    13,816,764.76x = 19,066,272.33 × 7,621,883.14
  4. Step 4: Simplify right side
    13,816,764.76x = 145,320,899,614,675.50
  5. Step 5: Solve for x
    x = 145,320,899,614,675.50/13,816,764.76
  6. Step 6: Final answer
    x = 10,517,722.65

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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.