Home / 14,551,610.76-20,081,242.77-7,936,215.20

Finding the Fourth Proportional to 14,551,610.76, 20,081,242.77 and 7,936,215.20

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Solution

The fourth proportional to 14,551,610.76, 20,081,242.77 and 7,936,215.20 is: 10,951,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,551,610.76 : 20,081,242.77 = 7,936,215.20 : x
  2. Step 2: Convert to fraction form
    14,551,610.76/20,081,242.77 = 7,936,215.20/x
  3. Step 3: Cross multiply
    14,551,610.76x = 20,081,242.77 × 7,936,215.20
  4. Step 4: Simplify right side
    14,551,610.76x = 159,369,064,124,485.41
  5. Step 5: Solve for x
    x = 159,369,064,124,485.41/14,551,610.76
  6. Step 6: Final answer
    x = 10,951,987.84

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Double scale
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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.