Home / 12,393,674.25-17,098,276.36-7,490,383.69

Finding the Fourth Proportional to 12,393,674.25, 17,098,276.36 and 7,490,383.69

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Solution

The fourth proportional to 12,393,674.25, 17,098,276.36 and 7,490,383.69 is: 10,333,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,674.25 : 17,098,276.36 = 7,490,383.69 : x
  2. Step 2: Convert to fraction form
    12,393,674.25/17,098,276.36 = 7,490,383.69/x
  3. Step 3: Cross multiply
    12,393,674.25x = 17,098,276.36 × 7,490,383.69
  4. Step 4: Simplify right side
    12,393,674.25x = 128,072,650,265,480.58
  5. Step 5: Solve for x
    x = 128,072,650,265,480.58/12,393,674.25
  6. Step 6: Final answer
    x = 10,333,711.19

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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.