Home / 11,928,437.65-16,456,045.98-7,515,484.43

Finding the Fourth Proportional to 11,928,437.65, 16,456,045.98 and 7,515,484.43

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Solution

The fourth proportional to 11,928,437.65, 16,456,045.98 and 7,515,484.43 is: 10,368,093.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,437.65 : 16,456,045.98 = 7,515,484.43 : x
  2. Step 2: Convert to fraction form
    11,928,437.65/16,456,045.98 = 7,515,484.43/x
  3. Step 3: Cross multiply
    11,928,437.65x = 16,456,045.98 × 7,515,484.43
  4. Step 4: Simplify right side
    11,928,437.65x = 123,675,157,342,054.09
  5. Step 5: Solve for x
    x = 123,675,157,342,054.09/11,928,437.65
  6. Step 6: Final answer
    x = 10,368,093.54

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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.