Home / 14,284,991.32-19,713,344.32-7,758,729.69

Finding the Fourth Proportional to 14,284,991.32, 19,713,344.32 and 7,758,729.69

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Solution

The fourth proportional to 14,284,991.32, 19,713,344.32 and 7,758,729.69 is: 10,707,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,284,991.32 : 19,713,344.32 = 7,758,729.69 : x
  2. Step 2: Convert to fraction form
    14,284,991.32/19,713,344.32 = 7,758,729.69/x
  3. Step 3: Cross multiply
    14,284,991.32x = 19,713,344.32 × 7,758,729.69
  4. Step 4: Simplify right side
    14,284,991.32x = 152,950,509,800,550.22
  5. Step 5: Solve for x
    x = 152,950,509,800,550.22/14,284,991.32
  6. Step 6: Final answer
    x = 10,707,077.55

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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.