Home / 71,739,890.83-107,609,127.09-32,867,316.52

Finding the Fourth Proportional to 71,739,890.83, 107,609,127.09 and 32,867,316.52

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Solution

The fourth proportional to 71,739,890.83, 107,609,127.09 and 32,867,316.52 is: 49,300,649.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,739,890.83 : 107,609,127.09 = 32,867,316.52 : x
  2. Step 2: Convert to fraction form
    71,739,890.83/107,609,127.09 = 32,867,316.52/x
  3. Step 3: Cross multiply
    71,739,890.83x = 107,609,127.09 × 32,867,316.52
  4. Step 4: Simplify right side
    71,739,890.83x = 3,536,823,240,507,936.50
  5. Step 5: Solve for x
    x = 3,536,823,240,507,936.50/71,739,890.83
  6. Step 6: Final answer
    x = 49,300,649.88

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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.