Home / 18,179,821.60-25,088,674.80-10,031,584.48

Finding the Fourth Proportional to 18,179,821.60, 25,088,674.80 and 10,031,584.48

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Solution

The fourth proportional to 18,179,821.60, 25,088,674.80 and 10,031,584.48 is: 13,843,874.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179,821.60 : 25,088,674.80 = 10,031,584.48 : x
  2. Step 2: Convert to fraction form
    18,179,821.60/25,088,674.80 = 10,031,584.48/x
  3. Step 3: Cross multiply
    18,179,821.60x = 25,088,674.80 × 10,031,584.48
  4. Step 4: Simplify right side
    18,179,821.60x = 251,679,160,747,447.12
  5. Step 5: Solve for x
    x = 251,679,160,747,447.12/18,179,821.60
  6. Step 6: Final answer
    x = 13,843,874.06

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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.