Home / 55,166,056.86-76,129,158.17-31,974,635.89

Finding the Fourth Proportional to 55,166,056.86, 76,129,158.17 and 31,974,635.89

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Solution

The fourth proportional to 55,166,056.86, 76,129,158.17 and 31,974,635.89 is: 44,124,997.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166,056.86 : 76,129,158.17 = 31,974,635.89 : x
  2. Step 2: Convert to fraction form
    55,166,056.86/76,129,158.17 = 31,974,635.89/x
  3. Step 3: Cross multiply
    55,166,056.86x = 76,129,158.17 × 31,974,635.89
  4. Step 4: Simplify right side
    55,166,056.86x = 2,434,202,112,557,450
  5. Step 5: Solve for x
    x = 2,434,202,112,557,450/55,166,056.86
  6. Step 6: Final answer
    x = 44,124,997.35

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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.