Home / 51,287,780.16-76,809,543.36-29,676,837.60

Finding the Fourth Proportional to 51,287,780.16, 76,809,543.36 and 29,676,837.60

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Solution

The fourth proportional to 51,287,780.16, 76,809,543.36 and 29,676,837.60 is: 44,444,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,287,780.16 : 76,809,543.36 = 29,676,837.60 : x
  2. Step 2: Convert to fraction form
    51,287,780.16/76,809,543.36 = 29,676,837.60/x
  3. Step 3: Cross multiply
    51,287,780.16x = 76,809,543.36 × 29,676,837.60
  4. Step 4: Simplify right side
    51,287,780.16x = 2,279,464,344,424,878.50
  5. Step 5: Solve for x
    x = 2,279,464,344,424,878.50/51,287,780.16
  6. Step 6: Final answer
    x = 44,444,589.67

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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.