Home / 10,727,998.40-16,091,997.60-2,640,909.80

Finding the Fourth Proportional to 10,727,998.40, 16,091,997.60 and 2,640,909.80

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Solution

The fourth proportional to 10,727,998.40, 16,091,997.60 and 2,640,909.80 is: 3,961,364.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727,998.40 : 16,091,997.60 = 2,640,909.80 : x
  2. Step 2: Convert to fraction form
    10,727,998.40/16,091,997.60 = 2,640,909.80/x
  3. Step 3: Cross multiply
    10,727,998.40x = 16,091,997.60 × 2,640,909.80
  4. Step 4: Simplify right side
    10,727,998.40x = 42,497,514,163,416.48
  5. Step 5: Solve for x
    x = 42,497,514,163,416.48/10,727,998.40
  6. Step 6: Final answer
    x = 3,961,364.70

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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.