Home / 6,538,656.15-9,808,353.18-1,989,853.29

Finding the Fourth Proportional to 6,538,656.15, 9,808,353.18 and 1,989,853.29

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Solution

The fourth proportional to 6,538,656.15, 9,808,353.18 and 1,989,853.29 is: 2,984,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,656.15 : 9,808,353.18 = 1,989,853.29 : x
  2. Step 2: Convert to fraction form
    6,538,656.15/9,808,353.18 = 1,989,853.29/x
  3. Step 3: Cross multiply
    6,538,656.15x = 9,808,353.18 × 1,989,853.29
  4. Step 4: Simplify right side
    6,538,656.15x = 19,517,183,844,704.96
  5. Step 5: Solve for x
    x = 19,517,183,844,704.96/6,538,656.15
  6. Step 6: Final answer
    x = 2,984,892.22

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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.