Home / 13,719,807.88-20,581,667.77-4,495,807.33

Finding the Fourth Proportional to 13,719,807.88, 20,581,667.77 and 4,495,807.33

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Solution

The fourth proportional to 13,719,807.88, 20,581,667.77 and 4,495,807.33 is: 6,744,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719,807.88 : 20,581,667.77 = 4,495,807.33 : x
  2. Step 2: Convert to fraction form
    13,719,807.88/20,581,667.77 = 4,495,807.33/x
  3. Step 3: Cross multiply
    13,719,807.88x = 20,581,667.77 × 4,495,807.33
  4. Step 4: Simplify right side
    13,719,807.88x = 92,531,212,823,990.75
  5. Step 5: Solve for x
    x = 92,531,212,823,990.75/13,719,807.88
  6. Step 6: Final answer
    x = 6,744,351.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.