Home / 40,147,771.50-60,091,366.05-21,678,040.86

Finding the Fourth Proportional to 40,147,771.50, 60,091,366.05 and 21,678,040.86

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Solution

The fourth proportional to 40,147,771.50, 60,091,366.05 and 21,678,040.86 is: 32,446,709.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147,771.50 : 60,091,366.05 = 21,678,040.86 : x
  2. Step 2: Convert to fraction form
    40,147,771.50/60,091,366.05 = 21,678,040.86/x
  3. Step 3: Cross multiply
    40,147,771.50x = 60,091,366.05 × 21,678,040.86
  4. Step 4: Simplify right side
    40,147,771.50x = 1,302,663,088,565,116.75
  5. Step 5: Solve for x
    x = 1,302,663,088,565,116.75/40,147,771.50
  6. Step 6: Final answer
    x = 32,446,709.74

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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.