Home / 8,538,994.99-12,804,641.60-4,219,361.11

Finding the Fourth Proportional to 8,538,994.99, 12,804,641.60 and 4,219,361.11

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Solution

The fourth proportional to 8,538,994.99, 12,804,641.60 and 4,219,361.11 is: 6,327,138.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,994.99 : 12,804,641.60 = 4,219,361.11 : x
  2. Step 2: Convert to fraction form
    8,538,994.99/12,804,641.60 = 4,219,361.11/x
  3. Step 3: Cross multiply
    8,538,994.99x = 12,804,641.60 × 4,219,361.11
  4. Step 4: Simplify right side
    8,538,994.99x = 54,027,406,789,437.18
  5. Step 5: Solve for x
    x = 54,027,406,789,437.18/8,538,994.99
  6. Step 6: Final answer
    x = 6,327,138.83

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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.