Home / 14,581,583.24-20,122,520.09-8,055,215.82

Finding the Fourth Proportional to 14,581,583.24, 20,122,520.09 and 8,055,215.82

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Solution

The fourth proportional to 14,581,583.24, 20,122,520.09 and 8,055,215.82 is: 11,116,162.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,583.24 : 20,122,520.09 = 8,055,215.82 : x
  2. Step 2: Convert to fraction form
    14,581,583.24/20,122,520.09 = 8,055,215.82/x
  3. Step 3: Cross multiply
    14,581,583.24x = 20,122,520.09 × 8,055,215.82
  4. Step 4: Simplify right side
    14,581,583.24x = 162,091,242,126,959.75
  5. Step 5: Solve for x
    x = 162,091,242,126,959.75/14,581,583.24
  6. Step 6: Final answer
    x = 11,116,162.05

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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.