Home / 7,023,191.20-9,692,790.42-3,967,602.28

Finding the Fourth Proportional to 7,023,191.20, 9,692,790.42 and 3,967,602.28

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Solution

The fourth proportional to 7,023,191.20, 9,692,790.42 and 3,967,602.28 is: 5,475,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023,191.20 : 9,692,790.42 = 3,967,602.28 : x
  2. Step 2: Convert to fraction form
    7,023,191.20/9,692,790.42 = 3,967,602.28/x
  3. Step 3: Cross multiply
    7,023,191.20x = 9,692,790.42 × 3,967,602.28
  4. Step 4: Simplify right side
    7,023,191.20x = 38,457,137,369,954.16
  5. Step 5: Solve for x
    x = 38,457,137,369,954.16/7,023,191.20
  6. Step 6: Final answer
    x = 5,475,735.50

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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.