Home / 8,003,279.19-12,006,828.77-2,611,939.71

Finding the Fourth Proportional to 8,003,279.19, 12,006,828.77 and 2,611,939.71

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Solution

The fourth proportional to 8,003,279.19, 12,006,828.77 and 2,611,939.71 is: 3,918,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003,279.19 : 12,006,828.77 = 2,611,939.71 : x
  2. Step 2: Convert to fraction form
    8,003,279.19/12,006,828.77 = 2,611,939.71/x
  3. Step 3: Cross multiply
    8,003,279.19x = 12,006,828.77 × 2,611,939.71
  4. Step 4: Simplify right side
    8,003,279.19x = 31,361,112,842,473.76
  5. Step 5: Solve for x
    x = 31,361,112,842,473.76/8,003,279.19
  6. Step 6: Final answer
    x = 3,918,532.90

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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.