Home / 7,116,606.36-9,820,922.76-3,853,422.81

Finding the Fourth Proportional to 7,116,606.36, 9,820,922.76 and 3,853,422.81

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Solution

The fourth proportional to 7,116,606.36, 9,820,922.76 and 3,853,422.81 is: 5,317,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116,606.36 : 9,820,922.76 = 3,853,422.81 : x
  2. Step 2: Convert to fraction form
    7,116,606.36/9,820,922.76 = 3,853,422.81/x
  3. Step 3: Cross multiply
    7,116,606.36x = 9,820,922.76 × 3,853,422.81
  4. Step 4: Simplify right side
    7,116,606.36x = 37,844,167,778,632.16
  5. Step 5: Solve for x
    x = 37,844,167,778,632.16/7,116,606.36
  6. Step 6: Final answer
    x = 5,317,726.72

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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.