Home / 14,272,786.82-19,696,465.31-7,746,416.37

Finding the Fourth Proportional to 14,272,786.82, 19,696,465.31 and 7,746,416.37

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Solution

The fourth proportional to 14,272,786.82, 19,696,465.31 and 7,746,416.37 is: 10,690,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,786.82 : 19,696,465.31 = 7,746,416.37 : x
  2. Step 2: Convert to fraction form
    14,272,786.82/19,696,465.31 = 7,746,416.37/x
  3. Step 3: Cross multiply
    14,272,786.82x = 19,696,465.31 × 7,746,416.37
  4. Step 4: Simplify right side
    14,272,786.82x = 152,577,021,269,789.03
  5. Step 5: Solve for x
    x = 152,577,021,269,789.03/14,272,786.82
  6. Step 6: Final answer
    x = 10,690,065.17

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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.