Home / 7,941,435.80-10,959,991.27-4,679,267.72

Finding the Fourth Proportional to 7,941,435.80, 10,959,991.27 and 4,679,267.72

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Solution

The fourth proportional to 7,941,435.80, 10,959,991.27 and 4,679,267.72 is: 6,457,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,941,435.80 : 10,959,991.27 = 4,679,267.72 : x
  2. Step 2: Convert to fraction form
    7,941,435.80/10,959,991.27 = 4,679,267.72/x
  3. Step 3: Cross multiply
    7,941,435.80x = 10,959,991.27 × 4,679,267.72
  4. Step 4: Simplify right side
    7,941,435.80x = 51,284,733,294,694.68
  5. Step 5: Solve for x
    x = 51,284,733,294,694.68/7,941,435.80
  6. Step 6: Final answer
    x = 6,457,866.64

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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.