Home / 22,489,928.54-31,038,181.73-13,667,343.64

Finding the Fourth Proportional to 22,489,928.54, 31,038,181.73 and 13,667,343.64

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Solution

The fourth proportional to 22,489,928.54, 31,038,181.73 and 13,667,343.64 is: 18,862,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489,928.54 : 31,038,181.73 = 13,667,343.64 : x
  2. Step 2: Convert to fraction form
    22,489,928.54/31,038,181.73 = 13,667,343.64/x
  3. Step 3: Cross multiply
    22,489,928.54x = 31,038,181.73 × 13,667,343.64
  4. Step 4: Simplify right side
    22,489,928.54x = 424,209,495,570,000.06
  5. Step 5: Solve for x
    x = 424,209,495,570,000.06/22,489,928.54
  6. Step 6: Final answer
    x = 18,862,198.47

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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.