Home / 72,110,414.94-99,517,254.99-40,737,582.84

Finding the Fourth Proportional to 72,110,414.94, 99,517,254.99 and 40,737,582.84

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Solution

The fourth proportional to 72,110,414.94, 99,517,254.99 and 40,737,582.84 is: 56,220,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,110,414.94 : 99,517,254.99 = 40,737,582.84 : x
  2. Step 2: Convert to fraction form
    72,110,414.94/99,517,254.99 = 40,737,582.84/x
  3. Step 3: Cross multiply
    72,110,414.94x = 99,517,254.99 × 40,737,582.84
  4. Step 4: Simplify right side
    72,110,414.94x = 4,054,092,419,164,528.50
  5. Step 5: Solve for x
    x = 4,054,092,419,164,528.50/72,110,414.94
  6. Step 6: Final answer
    x = 56,220,622.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.