Home / 5,745,820.20-7,929,255.88-3,167,444.40

Finding the Fourth Proportional to 5,745,820.20, 7,929,255.88 and 3,167,444.40

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Solution

The fourth proportional to 5,745,820.20, 7,929,255.88 and 3,167,444.40 is: 4,371,086.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,820.20 : 7,929,255.88 = 3,167,444.40 : x
  2. Step 2: Convert to fraction form
    5,745,820.20/7,929,255.88 = 3,167,444.40/x
  3. Step 3: Cross multiply
    5,745,820.20x = 7,929,255.88 × 3,167,444.40
  4. Step 4: Simplify right side
    5,745,820.20x = 25,115,477,133,273.07
  5. Step 5: Solve for x
    x = 25,115,477,133,273.07/5,745,820.20
  6. Step 6: Final answer
    x = 4,371,086.50

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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.