Home / 5,745,419.37-7,928,677.10-3,167,143.20

Finding the Fourth Proportional to 5,745,419.37, 7,928,677.10 and 3,167,143.20

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Solution

The fourth proportional to 5,745,419.37, 7,928,677.10 and 3,167,143.20 is: 4,370,656.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,419.37 : 7,928,677.10 = 3,167,143.20 : x
  2. Step 2: Convert to fraction form
    5,745,419.37/7,928,677.10 = 3,167,143.20/x
  3. Step 3: Cross multiply
    5,745,419.37x = 7,928,677.10 × 3,167,143.20
  4. Step 4: Simplify right side
    5,745,419.37x = 25,111,255,770,178.58
  5. Step 5: Solve for x
    x = 25,111,255,770,178.58/5,745,419.37
  6. Step 6: Final answer
    x = 4,370,656.72

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1.5x scale

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.