Home / 15,201,319.54-22,802,126.91-12,161,132.77

Finding the Fourth Proportional to 15,201,319.54, 22,802,126.91 and 12,161,132.77

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Solution

The fourth proportional to 15,201,319.54, 22,802,126.91 and 12,161,132.77 is: 18,241,817.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,201,319.54 : 22,802,126.91 = 12,161,132.77 : x
  2. Step 2: Convert to fraction form
    15,201,319.54/22,802,126.91 = 12,161,132.77/x
  3. Step 3: Cross multiply
    15,201,319.54x = 22,802,126.91 × 12,161,132.77
  4. Step 4: Simplify right side
    15,201,319.54x = 277,299,692,790,899.84
  5. Step 5: Solve for x
    x = 277,299,692,790,899.84/15,201,319.54
  6. Step 6: Final answer
    x = 18,241,817.24

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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.