Home / 8,415,065.72-12,609,753.06-4,996,620.56

Finding the Fourth Proportional to 8,415,065.72, 12,609,753.06 and 4,996,620.56

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Solution

The fourth proportional to 8,415,065.72, 12,609,753.06 and 4,996,620.56 is: 7,487,303.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415,065.72 : 12,609,753.06 = 4,996,620.56 : x
  2. Step 2: Convert to fraction form
    8,415,065.72/12,609,753.06 = 4,996,620.56/x
  3. Step 3: Cross multiply
    8,415,065.72x = 12,609,753.06 × 4,996,620.56
  4. Step 4: Simplify right side
    8,415,065.72x = 63,006,151,396,118.91
  5. Step 5: Solve for x
    x = 63,006,151,396,118.91/8,415,065.72
  6. Step 6: Final answer
    x = 7,487,303.54

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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.