Home / 14,221,259.46-19,627,892.73-8,028,193.86

Finding the Fourth Proportional to 14,221,259.46, 19,627,892.73 and 8,028,193.86

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Solution

The fourth proportional to 14,221,259.46, 19,627,892.73 and 8,028,193.86 is: 11,080,349.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221,259.46 : 19,627,892.73 = 8,028,193.86 : x
  2. Step 2: Convert to fraction form
    14,221,259.46/19,627,892.73 = 8,028,193.86/x
  3. Step 3: Cross multiply
    14,221,259.46x = 19,627,892.73 × 8,028,193.86
  4. Step 4: Simplify right side
    14,221,259.46x = 157,576,527,899,724.66
  5. Step 5: Solve for x
    x = 157,576,527,899,724.66/14,221,259.46
  6. Step 6: Final answer
    x = 11,080,349.69

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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.