Home / 21,290,193.14-31,934,828.60-5,937,073.14

Finding the Fourth Proportional to 21,290,193.14, 31,934,828.60 and 5,937,073.14

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Solution

The fourth proportional to 21,290,193.14, 31,934,828.60 and 5,937,073.14 is: 8,905,481.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,290,193.14 : 31,934,828.60 = 5,937,073.14 : x
  2. Step 2: Convert to fraction form
    21,290,193.14/31,934,828.60 = 5,937,073.14/x
  3. Step 3: Cross multiply
    21,290,193.14x = 31,934,828.60 × 5,937,073.14
  4. Step 4: Simplify right side
    21,290,193.14x = 189,599,413,126,406.47
  5. Step 5: Solve for x
    x = 189,599,413,126,406.47/21,290,193.14
  6. Step 6: Final answer
    x = 8,905,481.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.