Home / 12,414,057.64-17,128,832.07-7,256,421.52

Finding the Fourth Proportional to 12,414,057.64, 17,128,832.07 and 7,256,421.52

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Solution

The fourth proportional to 12,414,057.64, 17,128,832.07 and 7,256,421.52 is: 10,012,360.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,414,057.64 : 17,128,832.07 = 7,256,421.52 : x
  2. Step 2: Convert to fraction form
    12,414,057.64/17,128,832.07 = 7,256,421.52/x
  3. Step 3: Cross multiply
    12,414,057.64x = 17,128,832.07 × 7,256,421.52
  4. Step 4: Simplify right side
    12,414,057.64x = 124,294,025,645,214.14
  5. Step 5: Solve for x
    x = 124,294,025,645,214.14/12,414,057.64
  6. Step 6: Final answer
    x = 10,012,360.93

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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.