Home / 60,508,296-90,763,234.56-20,118,780

Finding the Fourth Proportional to 60,508,296, 90,763,234.56 and 20,118,780

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Solution

The fourth proportional to 60,508,296, 90,763,234.56 and 20,118,780 is: 30,178,432.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,508,296 : 90,763,234.56 = 20,118,780 : x
  2. Step 2: Convert to fraction form
    60,508,296/90,763,234.56 = 20,118,780/x
  3. Step 3: Cross multiply
    60,508,296x = 90,763,234.56 × 20,118,780
  4. Step 4: Simplify right side
    60,508,296x = 1,826,045,548,201,036.75
  5. Step 5: Solve for x
    x = 1,826,045,548,201,036.75/60,508,296
  6. Step 6: Final answer
    x = 30,178,432.86

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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.