Home / 11,611,998.40-16,025,104.80-6,455,446

Finding the Fourth Proportional to 11,611,998.40, 16,025,104.80 and 6,455,446

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Solution

The fourth proportional to 11,611,998.40, 16,025,104.80 and 6,455,446 is: 8,908,819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,611,998.40 : 16,025,104.80 = 6,455,446 : x
  2. Step 2: Convert to fraction form
    11,611,998.40/16,025,104.80 = 6,455,446/x
  3. Step 3: Cross multiply
    11,611,998.40x = 16,025,104.80 × 6,455,446
  4. Step 4: Simplify right side
    11,611,998.40x = 103,449,198,680,740.81
  5. Step 5: Solve for x
    x = 103,449,198,680,740.81/11,611,998.40
  6. Step 6: Final answer
    x = 8,908,819.58

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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.