Home / 6,643,731.40-9,959,376.30-5,203,616.20

Finding the Fourth Proportional to 6,643,731.40, 9,959,376.30 and 5,203,616.20

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Solution

The fourth proportional to 6,643,731.40, 9,959,376.30 and 5,203,616.20 is: 7,800,551.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,731.40 : 9,959,376.30 = 5,203,616.20 : x
  2. Step 2: Convert to fraction form
    6,643,731.40/9,959,376.30 = 5,203,616.20/x
  3. Step 3: Cross multiply
    6,643,731.40x = 9,959,376.30 × 5,203,616.20
  4. Step 4: Simplify right side
    6,643,731.40x = 51,824,771,856,576.06
  5. Step 5: Solve for x
    x = 51,824,771,856,576.06/6,643,731.40
  6. Step 6: Final answer
    x = 7,800,551.94

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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.