Home / 14,354,022.76-19,808,109.90-8,159,746.12

Finding the Fourth Proportional to 14,354,022.76, 19,808,109.90 and 8,159,746.12

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Solution

The fourth proportional to 14,354,022.76, 19,808,109.90 and 8,159,746.12 is: 11,260,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,354,022.76 : 19,808,109.90 = 8,159,746.12 : x
  2. Step 2: Convert to fraction form
    14,354,022.76/19,808,109.90 = 8,159,746.12/x
  3. Step 3: Cross multiply
    14,354,022.76x = 19,808,109.90 × 8,159,746.12
  4. Step 4: Simplify right side
    14,354,022.76x = 161,629,147,901,058.56
  5. Step 5: Solve for x
    x = 161,629,147,901,058.56/14,354,022.76
  6. Step 6: Final answer
    x = 11,260,198.66

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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.