Home / 8,908,471.13-12,293,558.93-5,237,800.61

Finding the Fourth Proportional to 8,908,471.13, 12,293,558.93 and 5,237,800.61

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Solution

The fourth proportional to 8,908,471.13, 12,293,558.93 and 5,237,800.61 is: 7,228,087.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908,471.13 : 12,293,558.93 = 5,237,800.61 : x
  2. Step 2: Convert to fraction form
    8,908,471.13/12,293,558.93 = 5,237,800.61/x
  3. Step 3: Cross multiply
    8,908,471.13x = 12,293,558.93 × 5,237,800.61
  4. Step 4: Simplify right side
    8,908,471.13x = 64,391,210,414,251.66
  5. Step 5: Solve for x
    x = 64,391,210,414,251.66/8,908,471.13
  6. Step 6: Final answer
    x = 7,228,087.68

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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.