Home / 14,313,218.04-19,752,326.79-7,786,894.21

Finding the Fourth Proportional to 14,313,218.04, 19,752,326.79 and 7,786,894.21

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Solution

The fourth proportional to 14,313,218.04, 19,752,326.79 and 7,786,894.21 is: 10,745,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313,218.04 : 19,752,326.79 = 7,786,894.21 : x
  2. Step 2: Convert to fraction form
    14,313,218.04/19,752,326.79 = 7,786,894.21/x
  3. Step 3: Cross multiply
    14,313,218.04x = 19,752,326.79 × 7,786,894.21
  4. Step 4: Simplify right side
    14,313,218.04x = 153,809,279,115,078.88
  5. Step 5: Solve for x
    x = 153,809,279,115,078.88/14,313,218.04
  6. Step 6: Final answer
    x = 10,745,960.74

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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.