Home / 45,031,172.09-67,552,224.02-12,683,074.61

Finding the Fourth Proportional to 45,031,172.09, 67,552,224.02 and 12,683,074.61

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Solution

The fourth proportional to 45,031,172.09, 67,552,224.02 and 12,683,074.61 is: 19,026,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031,172.09 : 67,552,224.02 = 12,683,074.61 : x
  2. Step 2: Convert to fraction form
    45,031,172.09/67,552,224.02 = 12,683,074.61/x
  3. Step 3: Cross multiply
    45,031,172.09x = 67,552,224.02 × 12,683,074.61
  4. Step 4: Simplify right side
    45,031,172.09x = 856,769,897,317,094
  5. Step 5: Solve for x
    x = 856,769,897,317,094/45,031,172.09
  6. Step 6: Final answer
    x = 19,026,151.39

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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.