Home / 20,882,012.68-28,817,374.04-11,714,852.24

Finding the Fourth Proportional to 20,882,012.68, 28,817,374.04 and 11,714,852.24

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Solution

The fourth proportional to 20,882,012.68, 28,817,374.04 and 11,714,852.24 is: 16,166,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,882,012.68 : 28,817,374.04 = 11,714,852.24 : x
  2. Step 2: Convert to fraction form
    20,882,012.68/28,817,374.04 = 11,714,852.24/x
  3. Step 3: Cross multiply
    20,882,012.68x = 28,817,374.04 × 11,714,852.24
  4. Step 4: Simplify right side
    20,882,012.68x = 337,591,278,823,411.88
  5. Step 5: Solve for x
    x = 337,591,278,823,411.88/20,882,012.68
  6. Step 6: Final answer
    x = 16,166,606.35

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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.