Home / 37,847,678.30-52,229,818.93-20,444,031.21

Finding the Fourth Proportional to 37,847,678.30, 52,229,818.93 and 20,444,031.21

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Solution

The fourth proportional to 37,847,678.30, 52,229,818.93 and 20,444,031.21 is: 28,212,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,847,678.30 : 52,229,818.93 = 20,444,031.21 : x
  2. Step 2: Convert to fraction form
    37,847,678.30/52,229,818.93 = 20,444,031.21/x
  3. Step 3: Cross multiply
    37,847,678.30x = 52,229,818.93 × 20,444,031.21
  4. Step 4: Simplify right side
    37,847,678.30x = 1,067,788,048,036,419.62
  5. Step 5: Solve for x
    x = 1,067,788,048,036,419.62/37,847,678.30
  6. Step 6: Final answer
    x = 28,212,775.42

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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.