Home / 55,510,169.32-76,612,088.82-31,984,127.56

Finding the Fourth Proportional to 55,510,169.32, 76,612,088.82 and 31,984,127.56

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Solution

The fourth proportional to 55,510,169.32, 76,612,088.82 and 31,984,127.56 is: 44,142,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,510,169.32 : 76,612,088.82 = 31,984,127.56 : x
  2. Step 2: Convert to fraction form
    55,510,169.32/76,612,088.82 = 31,984,127.56/x
  3. Step 3: Cross multiply
    55,510,169.32x = 76,612,088.82 × 31,984,127.56
  4. Step 4: Simplify right side
    55,510,169.32x = 2,450,370,821,456,929.50
  5. Step 5: Solve for x
    x = 2,450,370,821,456,929.50/55,510,169.32
  6. Step 6: Final answer
    x = 44,142,737.29

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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.