Home / 19,874,019.10-27,424,336.53-11,499,941.38

Finding the Fourth Proportional to 19,874,019.10, 27,424,336.53 and 11,499,941.38

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Solution

The fourth proportional to 19,874,019.10, 27,424,336.53 and 11,499,941.38 is: 15,868,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874,019.10 : 27,424,336.53 = 11,499,941.38 : x
  2. Step 2: Convert to fraction form
    19,874,019.10/27,424,336.53 = 11,499,941.38/x
  3. Step 3: Cross multiply
    19,874,019.10x = 27,424,336.53 × 11,499,941.38
  4. Step 4: Simplify right side
    19,874,019.10x = 315,378,262,480,392.62
  5. Step 5: Solve for x
    x = 315,378,262,480,392.62/19,874,019.10
  6. Step 6: Final answer
    x = 15,868,871.86

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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.