Home / 13,240,295.90-18,279,760.05-10,498,060.34

Finding the Fourth Proportional to 13,240,295.90, 18,279,760.05 and 10,498,060.34

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Solution

The fourth proportional to 13,240,295.90, 18,279,760.05 and 10,498,060.34 is: 14,493,786.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,240,295.90 : 18,279,760.05 = 10,498,060.34 : x
  2. Step 2: Convert to fraction form
    13,240,295.90/18,279,760.05 = 10,498,060.34/x
  3. Step 3: Cross multiply
    13,240,295.90x = 18,279,760.05 × 10,498,060.34
  4. Step 4: Simplify right side
    13,240,295.90x = 191,902,023,914,222.66
  5. Step 5: Solve for x
    x = 191,902,023,914,222.66/13,240,295.90
  6. Step 6: Final answer
    x = 14,493,786.65

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1.5x scale

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.