Home / 82,856,737.73-124,285,102.95-36,787,777.67

Finding the Fourth Proportional to 82,856,737.73, 124,285,102.95 and 36,787,777.67

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Solution

The fourth proportional to 82,856,737.73, 124,285,102.95 and 36,787,777.67 is: 55,181,664.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,856,737.73 : 124,285,102.95 = 36,787,777.67 : x
  2. Step 2: Convert to fraction form
    82,856,737.73/124,285,102.95 = 36,787,777.67/x
  3. Step 3: Cross multiply
    82,856,737.73x = 124,285,102.95 × 36,787,777.67
  4. Step 4: Simplify right side
    82,856,737.73x = 4,572,172,735,017,661
  5. Step 5: Solve for x
    x = 4,572,172,735,017,661/82,856,737.73
  6. Step 6: Final answer
    x = 55,181,664.89

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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.