Home / 15,438,208.76-23,128,083.50-10,305,161

Finding the Fourth Proportional to 15,438,208.76, 23,128,083.50 and 10,305,161

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Solution

The fourth proportional to 15,438,208.76, 23,128,083.50 and 10,305,161 is: 15,438,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,438,208.76 : 23,128,083.50 = 10,305,161 : x
  2. Step 2: Convert to fraction form
    15,438,208.76/23,128,083.50 = 10,305,161/x
  3. Step 3: Cross multiply
    15,438,208.76x = 23,128,083.50 × 10,305,161
  4. Step 4: Simplify right side
    15,438,208.76x = 238,338,624,088,943.50
  5. Step 5: Solve for x
    x = 238,338,624,088,943.50/15,438,208.76
  6. Step 6: Final answer
    x = 15,438,230.42

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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.