Home / 12,414,057.14-17,128,831.38-7,256,421.02

Finding the Fourth Proportional to 12,414,057.14, 17,128,831.38 and 7,256,421.02

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Solution

The fourth proportional to 12,414,057.14, 17,128,831.38 and 7,256,421.02 is: 10,012,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,057.14 : 17,128,831.38 = 7,256,421.02 : x
  2. Step 2: Convert to fraction form
    12,414,057.14/17,128,831.38 = 7,256,421.02/x
  3. Step 3: Cross multiply
    12,414,057.14x = 17,128,831.38 × 7,256,421.02
  4. Step 4: Simplify right side
    12,414,057.14x = 124,294,012,073,867.59
  5. Step 5: Solve for x
    x = 124,294,012,073,867.59/12,414,057.14
  6. Step 6: Final answer
    x = 10,012,360.24

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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.