Home / 13,864,669.59-19,126,796.54-8,971,471.29

Finding the Fourth Proportional to 13,864,669.59, 19,126,796.54 and 8,971,471.29

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Solution

The fourth proportional to 13,864,669.59, 19,126,796.54 and 8,971,471.29 is: 12,376,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,669.59 : 19,126,796.54 = 8,971,471.29 : x
  2. Step 2: Convert to fraction form
    13,864,669.59/19,126,796.54 = 8,971,471.29/x
  3. Step 3: Cross multiply
    13,864,669.59x = 19,126,796.54 × 8,971,471.29
  4. Step 4: Simplify right side
    13,864,669.59x = 171,595,505,983,423.97
  5. Step 5: Solve for x
    x = 171,595,505,983,423.97/13,864,669.59
  6. Step 6: Final answer
    x = 12,376,458.37

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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.