Home / 37,987,648.74-56,987,148.30-12,080,795.25

Finding the Fourth Proportional to 37,987,648.74, 56,987,148.30 and 12,080,795.25

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Solution

The fourth proportional to 37,987,648.74, 56,987,148.30 and 12,080,795.25 is: 18,122,997.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,987,648.74 : 56,987,148.30 = 12,080,795.25 : x
  2. Step 2: Convert to fraction form
    37,987,648.74/56,987,148.30 = 12,080,795.25/x
  3. Step 3: Cross multiply
    37,987,648.74x = 56,987,148.30 × 12,080,795.25
  4. Step 4: Simplify right side
    37,987,648.74x = 688,450,070,493,685.50
  5. Step 5: Solve for x
    x = 688,450,070,493,685.50/37,987,648.74
  6. Step 6: Final answer
    x = 18,122,997.69

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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.