Home / 12,757,288.90-17,606,552.49-7,251,492.10

Finding the Fourth Proportional to 12,757,288.90, 17,606,552.49 and 7,251,492.10

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Solution

The fourth proportional to 12,757,288.90, 17,606,552.49 and 7,251,492.10 is: 10,007,908.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757,288.90 : 17,606,552.49 = 7,251,492.10 : x
  2. Step 2: Convert to fraction form
    12,757,288.90/17,606,552.49 = 7,251,492.10/x
  3. Step 3: Cross multiply
    12,757,288.90x = 17,606,552.49 × 7,251,492.10
  4. Step 4: Simplify right side
    12,757,288.90x = 127,673,776,289,470.31
  5. Step 5: Solve for x
    x = 127,673,776,289,470.31/12,757,288.90
  6. Step 6: Final answer
    x = 10,007,908.21

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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.