Home / 45,031,170.09-67,552,221.02-12,683,072.61

Finding the Fourth Proportional to 45,031,170.09, 67,552,221.02 and 12,683,072.61

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Solution

The fourth proportional to 45,031,170.09, 67,552,221.02 and 12,683,072.61 is: 19,026,148.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031,170.09 : 67,552,221.02 = 12,683,072.61 : x
  2. Step 2: Convert to fraction form
    45,031,170.09/67,552,221.02 = 12,683,072.61/x
  3. Step 3: Cross multiply
    45,031,170.09x = 67,552,221.02 × 12,683,072.61
  4. Step 4: Simplify right side
    45,031,170.09x = 856,769,724,100,012.88
  5. Step 5: Solve for x
    x = 856,769,724,100,012.88/45,031,170.09
  6. Step 6: Final answer
    x = 19,026,148.39

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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.