Home / 5,386,576.30-8,079,864.45-4,890,564.70

Finding the Fourth Proportional to 5,386,576.30, 8,079,864.45 and 4,890,564.70

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Solution

The fourth proportional to 5,386,576.30, 8,079,864.45 and 4,890,564.70 is: 7,335,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,576.30 : 8,079,864.45 = 4,890,564.70 : x
  2. Step 2: Convert to fraction form
    5,386,576.30/8,079,864.45 = 4,890,564.70/x
  3. Step 3: Cross multiply
    5,386,576.30x = 8,079,864.45 × 4,890,564.70
  4. Step 4: Simplify right side
    5,386,576.30x = 39,515,099,859,954.91
  5. Step 5: Solve for x
    x = 39,515,099,859,954.91/5,386,576.30
  6. Step 6: Final answer
    x = 7,335,847.05

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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.