Home / 20,332,835.51-30,500,234.12-6,685,679.72

Finding the Fourth Proportional to 20,332,835.51, 30,500,234.12 and 6,685,679.72

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Solution

The fourth proportional to 20,332,835.51, 30,500,234.12 and 6,685,679.72 is: 10,028,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,835.51 : 30,500,234.12 = 6,685,679.72 : x
  2. Step 2: Convert to fraction form
    20,332,835.51/30,500,234.12 = 6,685,679.72/x
  3. Step 3: Cross multiply
    20,332,835.51x = 30,500,234.12 × 6,685,679.72
  4. Step 4: Simplify right side
    20,332,835.51x = 203,914,796,804,300.81
  5. Step 5: Solve for x
    x = 203,914,796,804,300.81/20,332,835.51
  6. Step 6: Final answer
    x = 10,028,842.10

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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.