Home / 9,965,377.05-13,752,220.52-5,381,698.43

Finding the Fourth Proportional to 9,965,377.05, 13,752,220.52 and 5,381,698.43

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Solution

The fourth proportional to 9,965,377.05, 13,752,220.52 and 5,381,698.43 is: 7,426,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,377.05 : 13,752,220.52 = 5,381,698.43 : x
  2. Step 2: Convert to fraction form
    9,965,377.05/13,752,220.52 = 5,381,698.43/x
  3. Step 3: Cross multiply
    9,965,377.05x = 13,752,220.52 × 5,381,698.43
  4. Step 4: Simplify right side
    9,965,377.05x = 74,010,303,485,828.19
  5. Step 5: Solve for x
    x = 74,010,303,485,828.19/9,965,377.05
  6. Step 6: Final answer
    x = 7,426,743.93

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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.