Home / 18,602,562.60-27,902,039.66-5,648,825.36

Finding the Fourth Proportional to 18,602,562.60, 27,902,039.66 and 5,648,825.36

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Solution

The fourth proportional to 18,602,562.60, 27,902,039.66 and 5,648,825.36 is: 8,472,690.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,602,562.60 : 27,902,039.66 = 5,648,825.36 : x
  2. Step 2: Convert to fraction form
    18,602,562.60/27,902,039.66 = 5,648,825.36/x
  3. Step 3: Cross multiply
    18,602,562.60x = 27,902,039.66 × 5,648,825.36
  4. Step 4: Simplify right side
    18,602,562.60x = 157,613,749,227,133.78
  5. Step 5: Solve for x
    x = 157,613,749,227,133.78/18,602,562.60
  6. Step 6: Final answer
    x = 8,472,690.17

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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.