Home / 18,167,928.16-25,070,896.08-10,427,522.08

Finding the Fourth Proportional to 18,167,928.16, 25,070,896.08 and 10,427,522.08

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Solution

The fourth proportional to 18,167,928.16, 25,070,896.08 and 10,427,522.08 is: 14,389,495.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167,928.16 : 25,070,896.08 = 10,427,522.08 : x
  2. Step 2: Convert to fraction form
    18,167,928.16/25,070,896.08 = 10,427,522.08/x
  3. Step 3: Cross multiply
    18,167,928.16x = 25,070,896.08 × 10,427,522.08
  4. Step 4: Simplify right side
    18,167,928.16x = 261,427,322,439,585.44
  5. Step 5: Solve for x
    x = 261,427,322,439,585.44/18,167,928.16
  6. Step 6: Final answer
    x = 14,389,495.61

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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.