Home / 12,336,550.74-17,025,712.29-7,109,742.42

Finding the Fourth Proportional to 12,336,550.74, 17,025,712.29 and 7,109,742.42

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Solution

The fourth proportional to 12,336,550.74, 17,025,712.29 and 7,109,742.42 is: 9,812,177.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336,550.74 : 17,025,712.29 = 7,109,742.42 : x
  2. Step 2: Convert to fraction form
    12,336,550.74/17,025,712.29 = 7,109,742.42/x
  3. Step 3: Cross multiply
    12,336,550.74x = 17,025,712.29 × 7,109,742.42
  4. Step 4: Simplify right side
    12,336,550.74x = 121,048,428,898,928.33
  5. Step 5: Solve for x
    x = 121,048,428,898,928.33/12,336,550.74
  6. Step 6: Final answer
    x = 9,812,177.77

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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.