Home / 19,903,806.41-27,456,717.56-13,698,079.16

Finding the Fourth Proportional to 19,903,806.41, 27,456,717.56 and 13,698,079.16

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Solution

The fourth proportional to 19,903,806.41, 27,456,717.56 and 13,698,079.16 is: 18,896,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903,806.41 : 27,456,717.56 = 13,698,079.16 : x
  2. Step 2: Convert to fraction form
    19,903,806.41/27,456,717.56 = 13,698,079.16/x
  3. Step 3: Cross multiply
    19,903,806.41x = 27,456,717.56 × 13,698,079.16
  4. Step 4: Simplify right side
    19,903,806.41x = 376,104,290,404,868.06
  5. Step 5: Solve for x
    x = 376,104,290,404,868.06/19,903,806.41
  6. Step 6: Final answer
    x = 18,896,098.70

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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.