Home / 18,330,820.80-27,496,231.20-16,417,633.20

Finding the Fourth Proportional to 18,330,820.80, 27,496,231.20 and 16,417,633.20

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Solution

The fourth proportional to 18,330,820.80, 27,496,231.20 and 16,417,633.20 is: 24,626,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,330,820.80 : 27,496,231.20 = 16,417,633.20 : x
  2. Step 2: Convert to fraction form
    18,330,820.80/27,496,231.20 = 16,417,633.20/x
  3. Step 3: Cross multiply
    18,330,820.80x = 27,496,231.20 × 16,417,633.20
  4. Step 4: Simplify right side
    18,330,820.80x = 451,423,038,223,995.81
  5. Step 5: Solve for x
    x = 451,423,038,223,995.81/18,330,820.80
  6. Step 6: Final answer
    x = 24,626,449.80

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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.