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Finding the Fourth Proportional to 6,655,648.70, 9,984,576.71 and 2,336,577.91

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Solution

The fourth proportional to 6,655,648.70, 9,984,576.71 and 2,336,577.91 is: 3,505,254.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655,648.70 : 9,984,576.71 = 2,336,577.91 : x
  2. Step 2: Convert to fraction form
    6,655,648.70/9,984,576.71 = 2,336,577.91/x
  3. Step 3: Cross multiply
    6,655,648.70x = 9,984,576.71 × 2,336,577.91
  4. Step 4: Simplify right side
    6,655,648.70x = 23,329,741,362,166.48
  5. Step 5: Solve for x
    x = 23,329,741,362,166.48/6,655,648.70
  6. Step 6: Final answer
    x = 3,505,254.32

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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.