Home / 42,373,107.96-63,560,252.43-12,080,970.96

Finding the Fourth Proportional to 42,373,107.96, 63,560,252.43 and 12,080,970.96

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Solution

The fourth proportional to 42,373,107.96, 63,560,252.43 and 12,080,970.96 is: 18,121,624.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,373,107.96 : 63,560,252.43 = 12,080,970.96 : x
  2. Step 2: Convert to fraction form
    42,373,107.96/63,560,252.43 = 12,080,970.96/x
  3. Step 3: Cross multiply
    42,373,107.96x = 63,560,252.43 × 12,080,970.96
  4. Step 4: Simplify right side
    42,373,107.96x = 767,869,563,817,099.50
  5. Step 5: Solve for x
    x = 767,869,563,817,099.50/42,373,107.96
  6. Step 6: Final answer
    x = 18,121,624.79

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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.