Home / 12,774,868.71-17,626,960.17-7,267,922.07

Finding the Fourth Proportional to 12,774,868.71, 17,626,960.17 and 7,267,922.07

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Solution

The fourth proportional to 12,774,868.71, 17,626,960.17 and 7,267,922.07 is: 10,028,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,774,868.71 : 17,626,960.17 = 7,267,922.07 : x
  2. Step 2: Convert to fraction form
    12,774,868.71/17,626,960.17 = 7,267,922.07/x
  3. Step 3: Cross multiply
    12,774,868.71x = 17,626,960.17 × 7,267,922.07
  4. Step 4: Simplify right side
    12,774,868.71x = 128,111,372,846,553.97
  5. Step 5: Solve for x
    x = 128,111,372,846,553.97/12,774,868.71
  6. Step 6: Final answer
    x = 10,028,390.57

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1.5x scale

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.