Home / 18,459,397.20-27,689,095.80-16,333,633.20

Finding the Fourth Proportional to 18,459,397.20, 27,689,095.80 and 16,333,633.20

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Solution

The fourth proportional to 18,459,397.20, 27,689,095.80 and 16,333,633.20 is: 24,500,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459,397.20 : 27,689,095.80 = 16,333,633.20 : x
  2. Step 2: Convert to fraction form
    18,459,397.20/27,689,095.80 = 16,333,633.20/x
  3. Step 3: Cross multiply
    18,459,397.20x = 27,689,095.80 × 16,333,633.20
  4. Step 4: Simplify right side
    18,459,397.20x = 452,263,534,436,860.56
  5. Step 5: Solve for x
    x = 452,263,534,436,860.56/18,459,397.20
  6. Step 6: Final answer
    x = 24,500,449.80

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1.5x scale

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.