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Finding the Fourth Proportional to 14,573,801.22, 20,113,618.89 and 8,462,229.54

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Solution

The fourth proportional to 14,573,801.22, 20,113,618.89 and 8,462,229.54 is: 11,678,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,801.22 : 20,113,618.89 = 8,462,229.54 : x
  2. Step 2: Convert to fraction form
    14,573,801.22/20,113,618.89 = 8,462,229.54/x
  3. Step 3: Cross multiply
    14,573,801.22x = 20,113,618.89 × 8,462,229.54
  4. Step 4: Simplify right side
    14,573,801.22x = 170,206,059,927,260
  5. Step 5: Solve for x
    x = 170,206,059,927,260/14,573,801.22
  6. Step 6: Final answer
    x = 11,678,906.37

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1.5x scale

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.