Home / 15,675,581.37-21,631,108.03-8,798,734.83

Finding the Fourth Proportional to 15,675,581.37, 21,631,108.03 and 8,798,734.83

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Solution

The fourth proportional to 15,675,581.37, 21,631,108.03 and 8,798,734.83 is: 12,141,583.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,675,581.37 : 21,631,108.03 = 8,798,734.83 : x
  2. Step 2: Convert to fraction form
    15,675,581.37/21,631,108.03 = 8,798,734.83/x
  3. Step 3: Cross multiply
    15,675,581.37x = 21,631,108.03 × 8,798,734.83
  4. Step 4: Simplify right side
    15,675,581.37x = 190,326,383,635,053.69
  5. Step 5: Solve for x
    x = 190,326,383,635,053.69/15,675,581.37
  6. Step 6: Final answer
    x = 12,141,583.72

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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.