Home / 7,831,065.15-11,737,266.53-3,282,105.15

Finding the Fourth Proportional to 7,831,065.15, 11,737,266.53 and 3,282,105.15

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Solution

The fourth proportional to 7,831,065.15, 11,737,266.53 and 3,282,105.15 is: 4,919,246.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,065.15 : 11,737,266.53 = 3,282,105.15 : x
  2. Step 2: Convert to fraction form
    7,831,065.15/11,737,266.53 = 3,282,105.15/x
  3. Step 3: Cross multiply
    7,831,065.15x = 11,737,266.53 × 3,282,105.15
  4. Step 4: Simplify right side
    7,831,065.15x = 38,522,942,908,625.10
  5. Step 5: Solve for x
    x = 38,522,942,908,625.10/7,831,065.15
  6. Step 6: Final answer
    x = 4,919,246.89

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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.