Home / 15,468,091.65-21,346,112.43-8,498,915.46

Finding the Fourth Proportional to 15,468,091.65, 21,346,112.43 and 8,498,915.46

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Solution

The fourth proportional to 15,468,091.65, 21,346,112.43 and 8,498,915.46 is: 11,728,583.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,468,091.65 : 21,346,112.43 = 8,498,915.46 : x
  2. Step 2: Convert to fraction form
    15,468,091.65/21,346,112.43 = 8,498,915.46/x
  3. Step 3: Cross multiply
    15,468,091.65x = 21,346,112.43 × 8,498,915.46
  4. Step 4: Simplify right side
    15,468,091.65x = 181,418,804,942,225.19
  5. Step 5: Solve for x
    x = 181,418,804,942,225.19/15,468,091.65
  6. Step 6: Final answer
    x = 11,728,583.53

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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.