Home / 6,113,521.20-9,169,990.20-2,069,612.40

Finding the Fourth Proportional to 6,113,521.20, 9,169,990.20 and 2,069,612.40

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Solution

The fourth proportional to 6,113,521.20, 9,169,990.20 and 2,069,612.40 is: 3,104,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113,521.20 : 9,169,990.20 = 2,069,612.40 : x
  2. Step 2: Convert to fraction form
    6,113,521.20/9,169,990.20 = 2,069,612.40/x
  3. Step 3: Cross multiply
    6,113,521.20x = 9,169,990.20 × 2,069,612.40
  4. Step 4: Simplify right side
    6,113,521.20x = 18,978,325,425,798.48
  5. Step 5: Solve for x
    x = 18,978,325,425,798.48/6,113,521.20
  6. Step 6: Final answer
    x = 3,104,319.88

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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.