Home / 30,317,660.70-45,490,832.94-15,736,831.26

Finding the Fourth Proportional to 30,317,660.70, 45,490,832.94 and 15,736,831.26

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Solution

The fourth proportional to 30,317,660.70, 45,490,832.94 and 15,736,831.26 is: 23,612,691.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317,660.70 : 45,490,832.94 = 15,736,831.26 : x
  2. Step 2: Convert to fraction form
    30,317,660.70/45,490,832.94 = 15,736,831.26/x
  3. Step 3: Cross multiply
    30,317,660.70x = 45,490,832.94 × 15,736,831.26
  4. Step 4: Simplify right side
    30,317,660.70x = 715,881,561,853,629.62
  5. Step 5: Solve for x
    x = 715,881,561,853,629.62/30,317,660.70
  6. Step 6: Final answer
    x = 23,612,691.26

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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.