Home / 13,801,434.66-19,046,057.91-8,003,658.78

Finding the Fourth Proportional to 13,801,434.66, 19,046,057.91 and 8,003,658.78

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Solution

The fourth proportional to 13,801,434.66, 19,046,057.91 and 8,003,658.78 is: 11,045,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,801,434.66 : 19,046,057.91 = 8,003,658.78 : x
  2. Step 2: Convert to fraction form
    13,801,434.66/19,046,057.91 = 8,003,658.78/x
  3. Step 3: Cross multiply
    13,801,434.66x = 19,046,057.91 × 8,003,658.78
  4. Step 4: Simplify right side
    13,801,434.66x = 152,438,148,615,759.97
  5. Step 5: Solve for x
    x = 152,438,148,615,759.97/13,801,434.66
  6. Step 6: Final answer
    x = 11,045,094.40

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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.