Home / 14,313,540.88-19,752,772.32-7,787,217.16

Finding the Fourth Proportional to 14,313,540.88, 19,752,772.32 and 7,787,217.16

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Solution

The fourth proportional to 14,313,540.88, 19,752,772.32 and 7,787,217.16 is: 10,746,406.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313,540.88 : 19,752,772.32 = 7,787,217.16 : x
  2. Step 2: Convert to fraction form
    14,313,540.88/19,752,772.32 = 7,787,217.16/x
  3. Step 3: Cross multiply
    14,313,540.88x = 19,752,772.32 × 7,787,217.16
  4. Step 4: Simplify right side
    14,313,540.88x = 153,819,127,567,877.03
  5. Step 5: Solve for x
    x = 153,819,127,567,877.03/14,313,540.88
  6. Step 6: Final answer
    x = 10,746,406.42

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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.