Home / 8,113,357.58-12,168,043.77-2,721,887.42

Finding the Fourth Proportional to 8,113,357.58, 12,168,043.77 and 2,721,887.42

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Solution

The fourth proportional to 8,113,357.58, 12,168,043.77 and 2,721,887.42 is: 4,082,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,357.58 : 12,168,043.77 = 2,721,887.42 : x
  2. Step 2: Convert to fraction form
    8,113,357.58/12,168,043.77 = 2,721,887.42/x
  3. Step 3: Cross multiply
    8,113,357.58x = 12,168,043.77 × 2,721,887.42
  4. Step 4: Simplify right side
    8,113,357.58x = 33,120,045,263,572.37
  5. Step 5: Solve for x
    x = 33,120,045,263,572.37/8,113,357.58
  6. Step 6: Final answer
    x = 4,082,162.65

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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.