Home / 8,681,161.09-13,020,473.88-2,531,490.31

Finding the Fourth Proportional to 8,681,161.09, 13,020,473.88 and 2,531,490.31

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Solution

The fourth proportional to 8,681,161.09, 13,020,473.88 and 2,531,490.31 is: 3,796,865.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,681,161.09 : 13,020,473.88 = 2,531,490.31 : x
  2. Step 2: Convert to fraction form
    8,681,161.09/13,020,473.88 = 2,531,490.31/x
  3. Step 3: Cross multiply
    8,681,161.09x = 13,020,473.88 × 2,531,490.31
  4. Step 4: Simplify right side
    8,681,161.09x = 32,961,203,458,828.11
  5. Step 5: Solve for x
    x = 32,961,203,458,828.11/8,681,161.09
  6. Step 6: Final answer
    x = 3,796,865.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.