Home / 14,658,058.08-20,228,143.77-8,131,687.74

Finding the Fourth Proportional to 14,658,058.08, 20,228,143.77 and 8,131,687.74

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Solution

The fourth proportional to 14,658,058.08, 20,228,143.77 and 8,131,687.74 is: 11,221,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,058.08 : 20,228,143.77 = 8,131,687.74 : x
  2. Step 2: Convert to fraction form
    14,658,058.08/20,228,143.77 = 8,131,687.74/x
  3. Step 3: Cross multiply
    14,658,058.08x = 20,228,143.77 × 8,131,687.74
  4. Step 4: Simplify right side
    14,658,058.08x = 164,488,948,697,466.38
  5. Step 5: Solve for x
    x = 164,488,948,697,466.38/14,658,058.08
  6. Step 6: Final answer
    x = 11,221,742.18

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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.