Home / 10,022,724.78-13,831,369.04-5,439,046.16

Finding the Fourth Proportional to 10,022,724.78, 13,831,369.04 and 5,439,046.16

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Solution

The fourth proportional to 10,022,724.78, 13,831,369.04 and 5,439,046.16 is: 7,505,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,724.78 : 13,831,369.04 = 5,439,046.16 : x
  2. Step 2: Convert to fraction form
    10,022,724.78/13,831,369.04 = 5,439,046.16/x
  3. Step 3: Cross multiply
    10,022,724.78x = 13,831,369.04 × 5,439,046.16
  4. Step 4: Simplify right side
    10,022,724.78x = 75,229,454,664,554.89
  5. Step 5: Solve for x
    x = 75,229,454,664,554.89/10,022,724.78
  6. Step 6: Final answer
    x = 7,505,888.50

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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.