Home / 18,874,915.74-26,039,187.72-11,995,707.24

Finding the Fourth Proportional to 18,874,915.74, 26,039,187.72 and 11,995,707.24

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Solution

The fourth proportional to 18,874,915.74, 26,039,187.72 and 11,995,707.24 is: 16,548,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,874,915.74 : 26,039,187.72 = 11,995,707.24 : x
  2. Step 2: Convert to fraction form
    18,874,915.74/26,039,187.72 = 11,995,707.24/x
  3. Step 3: Cross multiply
    18,874,915.74x = 26,039,187.72 × 11,995,707.24
  4. Step 4: Simplify right side
    18,874,915.74x = 312,358,472,656,523.06
  5. Step 5: Solve for x
    x = 312,358,472,656,523.06/18,874,915.74
  6. Step 6: Final answer
    x = 16,548,867.13

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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.