Home / 7,246,435.80-9,999,969.30-3,983,180.70

Finding the Fourth Proportional to 7,246,435.80, 9,999,969.30 and 3,983,180.70

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Solution

The fourth proportional to 7,246,435.80, 9,999,969.30 and 3,983,180.70 is: 5,496,727.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,435.80 : 9,999,969.30 = 3,983,180.70 : x
  2. Step 2: Convert to fraction form
    7,246,435.80/9,999,969.30 = 3,983,180.70/x
  3. Step 3: Cross multiply
    7,246,435.80x = 9,999,969.30 × 3,983,180.70
  4. Step 4: Simplify right side
    7,246,435.80x = 39,831,684,716,352.52
  5. Step 5: Solve for x
    x = 39,831,684,716,352.52/7,246,435.80
  6. Step 6: Final answer
    x = 5,496,727.75

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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.