Home / 7,884,964.20-11,831,382.90-4,475,868.60

Finding the Fourth Proportional to 7,884,964.20, 11,831,382.90 and 4,475,868.60

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Solution

The fourth proportional to 7,884,964.20, 11,831,382.90 and 4,475,868.60 is: 6,716,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,964.20 : 11,831,382.90 = 4,475,868.60 : x
  2. Step 2: Convert to fraction form
    7,884,964.20/11,831,382.90 = 4,475,868.60/x
  3. Step 3: Cross multiply
    7,884,964.20x = 11,831,382.90 × 4,475,868.60
  4. Step 4: Simplify right side
    7,884,964.20x = 52,955,715,216,686.94
  5. Step 5: Solve for x
    x = 52,955,715,216,686.94/7,884,964.20
  6. Step 6: Final answer
    x = 6,716,037.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.