Home / 12,914,302.64-17,821,737.09-7,113,084.54

Finding the Fourth Proportional to 12,914,302.64, 17,821,737.09 and 7,113,084.54

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Solution

The fourth proportional to 12,914,302.64, 17,821,737.09 and 7,113,084.54 is: 9,816,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914,302.64 : 17,821,737.09 = 7,113,084.54 : x
  2. Step 2: Convert to fraction form
    12,914,302.64/17,821,737.09 = 7,113,084.54/x
  3. Step 3: Cross multiply
    12,914,302.64x = 17,821,737.09 × 7,113,084.54
  4. Step 4: Simplify right side
    12,914,302.64x = 126,767,522,570,823.59
  5. Step 5: Solve for x
    x = 126,767,522,570,823.59/12,914,302.64
  6. Step 6: Final answer
    x = 9,816,056.36

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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.