Home / 8,439,619.54-11,646,610.59-4,572,113.04

Finding the Fourth Proportional to 8,439,619.54, 11,646,610.59 and 4,572,113.04

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Solution

The fourth proportional to 8,439,619.54, 11,646,610.59 and 4,572,113.04 is: 6,309,481.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,439,619.54 : 11,646,610.59 = 4,572,113.04 : x
  2. Step 2: Convert to fraction form
    8,439,619.54/11,646,610.59 = 4,572,113.04/x
  3. Step 3: Cross multiply
    8,439,619.54x = 11,646,610.59 × 4,572,113.04
  4. Step 4: Simplify right side
    8,439,619.54x = 53,249,620,150,341.09
  5. Step 5: Solve for x
    x = 53,249,620,150,341.09/8,439,619.54
  6. Step 6: Final answer
    x = 6,309,481.12

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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.