Home / 8,945,009.46-12,344,134.05-4,870,890.90

Finding the Fourth Proportional to 8,945,009.46, 12,344,134.05 and 4,870,890.90

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Solution

The fourth proportional to 8,945,009.46, 12,344,134.05 and 4,870,890.90 is: 6,721,840.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945,009.46 : 12,344,134.05 = 4,870,890.90 : x
  2. Step 2: Convert to fraction form
    8,945,009.46/12,344,134.05 = 4,870,890.90/x
  3. Step 3: Cross multiply
    8,945,009.46x = 12,344,134.05 × 4,870,890.90
  4. Step 4: Simplify right side
    8,945,009.46x = 60,126,930,212,525.16
  5. Step 5: Solve for x
    x = 60,126,930,212,525.16/8,945,009.46
  6. Step 6: Final answer
    x = 6,721,840.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.