Home / 52,422,889.80-78,669,764.10-18,344,530.92

Finding the Fourth Proportional to 52,422,889.80, 78,669,764.10 and 18,344,530.92

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Solution

The fourth proportional to 52,422,889.80, 78,669,764.10 and 18,344,530.92 is: 27,529,194.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422,889.80 : 78,669,764.10 = 18,344,530.92 : x
  2. Step 2: Convert to fraction form
    52,422,889.80/78,669,764.10 = 18,344,530.92/x
  3. Step 3: Cross multiply
    52,422,889.80x = 78,669,764.10 × 18,344,530.92
  4. Step 4: Simplify right side
    52,422,889.80x = 1,443,159,920,001,556
  5. Step 5: Solve for x
    x = 1,443,159,920,001,556/52,422,889.80
  6. Step 6: Final answer
    x = 27,529,194.32

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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.