Home / 8,309,051.29-11,468,403.96-4,872,399.49

Finding the Fourth Proportional to 8,309,051.29, 11,468,403.96 and 4,872,399.49

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Solution

The fourth proportional to 8,309,051.29, 11,468,403.96 and 4,872,399.49 is: 6,725,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,051.29 : 11,468,403.96 = 4,872,399.49 : x
  2. Step 2: Convert to fraction form
    8,309,051.29/11,468,403.96 = 4,872,399.49/x
  3. Step 3: Cross multiply
    8,309,051.29x = 11,468,403.96 × 4,872,399.49
  4. Step 4: Simplify right side
    8,309,051.29x = 55,878,645,577,146.98
  5. Step 5: Solve for x
    x = 55,878,645,577,146.98/8,309,051.29
  6. Step 6: Final answer
    x = 6,725,033.18

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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.