Home / 45,291,212.10-67,936,818.15-11,212,557.98

Finding the Fourth Proportional to 45,291,212.10, 67,936,818.15 and 11,212,557.98

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Solution

The fourth proportional to 45,291,212.10, 67,936,818.15 and 11,212,557.98 is: 16,818,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,291,212.10 : 67,936,818.15 = 11,212,557.98 : x
  2. Step 2: Convert to fraction form
    45,291,212.10/67,936,818.15 = 11,212,557.98/x
  3. Step 3: Cross multiply
    45,291,212.10x = 67,936,818.15 × 11,212,557.98
  4. Step 4: Simplify right side
    45,291,212.10x = 761,745,512,143,907.25
  5. Step 5: Solve for x
    x = 761,745,512,143,907.25/45,291,212.10
  6. Step 6: Final answer
    x = 16,818,836.96

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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.