Home / 6,615,123.40-9,922,101.90-1,822,385.80

Finding the Fourth Proportional to 6,615,123.40, 9,922,101.90 and 1,822,385.80

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Solution

The fourth proportional to 6,615,123.40, 9,922,101.90 and 1,822,385.80 is: 2,733,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,123.40 : 9,922,101.90 = 1,822,385.80 : x
  2. Step 2: Convert to fraction form
    6,615,123.40/9,922,101.90 = 1,822,385.80/x
  3. Step 3: Cross multiply
    6,615,123.40x = 9,922,101.90 × 1,822,385.80
  4. Step 4: Simplify right side
    6,615,123.40x = 18,081,897,608,713.02
  5. Step 5: Solve for x
    x = 18,081,897,608,713.02/6,615,123.40
  6. Step 6: Final answer
    x = 2,733,418.04

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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.