Home / 5,318,364.18-7,980,037.56-2,621,219.16

Finding the Fourth Proportional to 5,318,364.18, 7,980,037.56 and 2,621,219.16

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Solution

The fourth proportional to 5,318,364.18, 7,980,037.56 and 2,621,219.16 is: 3,933,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,364.18 : 7,980,037.56 = 2,621,219.16 : x
  2. Step 2: Convert to fraction form
    5,318,364.18/7,980,037.56 = 2,621,219.16/x
  3. Step 3: Cross multiply
    5,318,364.18x = 7,980,037.56 × 2,621,219.16
  4. Step 4: Simplify right side
    5,318,364.18x = 20,917,427,349,791.65
  5. Step 5: Solve for x
    x = 20,917,427,349,791.65/5,318,364.18
  6. Step 6: Final answer
    x = 3,933,056.60

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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.