Home / 18,482,353.41-27,848,300.84-15,314,391.16

Finding the Fourth Proportional to 18,482,353.41, 27,848,300.84 and 15,314,391.16

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Solution

The fourth proportional to 18,482,353.41, 27,848,300.84 and 15,314,391.16 is: 23,074,971.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,482,353.41 : 27,848,300.84 = 15,314,391.16 : x
  2. Step 2: Convert to fraction form
    18,482,353.41/27,848,300.84 = 15,314,391.16/x
  3. Step 3: Cross multiply
    18,482,353.41x = 27,848,300.84 × 15,314,391.16
  4. Step 4: Simplify right side
    18,482,353.41x = 426,479,772,205,116.56
  5. Step 5: Solve for x
    x = 426,479,772,205,116.56/18,482,353.41
  6. Step 6: Final answer
    x = 23,074,971.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.