Home / 15,551,071.14-21,460,487.40-8,675,553.18

Finding the Fourth Proportional to 15,551,071.14, 21,460,487.40 and 8,675,553.18

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Solution

The fourth proportional to 15,551,071.14, 21,460,487.40 and 8,675,553.18 is: 11,972,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551,071.14 : 21,460,487.40 = 8,675,553.18 : x
  2. Step 2: Convert to fraction form
    15,551,071.14/21,460,487.40 = 8,675,553.18/x
  3. Step 3: Cross multiply
    15,551,071.14x = 21,460,487.40 × 8,675,553.18
  4. Step 4: Simplify right side
    15,551,071.14x = 186,181,599,707,419.91
  5. Step 5: Solve for x
    x = 186,181,599,707,419.91/15,551,071.14
  6. Step 6: Final answer
    x = 11,972,268.54

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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.