Home / 34,200,053.06-47,195,859.01-18,518,745.92

Finding the Fourth Proportional to 34,200,053.06, 47,195,859.01 and 18,518,745.92

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Solution

The fourth proportional to 34,200,053.06, 47,195,859.01 and 18,518,745.92 is: 25,555,753.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,200,053.06 : 47,195,859.01 = 18,518,745.92 : x
  2. Step 2: Convert to fraction form
    34,200,053.06/47,195,859.01 = 18,518,745.92/x
  3. Step 3: Cross multiply
    34,200,053.06x = 47,195,859.01 × 18,518,745.92
  4. Step 4: Simplify right side
    34,200,053.06x = 874,008,121,389,739.12
  5. Step 5: Solve for x
    x = 874,008,121,389,739.12/34,200,053.06
  6. Step 6: Final answer
    x = 25,555,753.38

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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.