Home / 7,887,521.70-11,831,282.55-5,194,887.30

Finding the Fourth Proportional to 7,887,521.70, 11,831,282.55 and 5,194,887.30

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Solution

The fourth proportional to 7,887,521.70, 11,831,282.55 and 5,194,887.30 is: 7,792,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,521.70 : 11,831,282.55 = 5,194,887.30 : x
  2. Step 2: Convert to fraction form
    7,887,521.70/11,831,282.55 = 5,194,887.30/x
  3. Step 3: Cross multiply
    7,887,521.70x = 11,831,282.55 × 5,194,887.30
  4. Step 4: Simplify right side
    7,887,521.70x = 61,462,179,461,706.62
  5. Step 5: Solve for x
    x = 61,462,179,461,706.62/7,887,521.70
  6. Step 6: Final answer
    x = 7,792,330.95

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Similar ratio
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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.