Home / 18,521,567.70-27,782,351.55-5,743,364.10

Finding the Fourth Proportional to 18,521,567.70, 27,782,351.55 and 5,743,364.10

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Solution

The fourth proportional to 18,521,567.70, 27,782,351.55 and 5,743,364.10 is: 8,615,046.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521,567.70 : 27,782,351.55 = 5,743,364.10 : x
  2. Step 2: Convert to fraction form
    18,521,567.70/27,782,351.55 = 5,743,364.10/x
  3. Step 3: Cross multiply
    18,521,567.70x = 27,782,351.55 × 5,743,364.10
  4. Step 4: Simplify right side
    18,521,567.70x = 159,564,160,505,849.34
  5. Step 5: Solve for x
    x = 159,564,160,505,849.34/18,521,567.70
  6. Step 6: Final answer
    x = 8,615,046.15

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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.