Home / 11,088,136.80-16,632,205.20-5,412,002.40

Finding the Fourth Proportional to 11,088,136.80, 16,632,205.20 and 5,412,002.40

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Solution

The fourth proportional to 11,088,136.80, 16,632,205.20 and 5,412,002.40 is: 8,118,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088,136.80 : 16,632,205.20 = 5,412,002.40 : x
  2. Step 2: Convert to fraction form
    11,088,136.80/16,632,205.20 = 5,412,002.40/x
  3. Step 3: Cross multiply
    11,088,136.80x = 16,632,205.20 × 5,412,002.40
  4. Step 4: Simplify right side
    11,088,136.80x = 90,013,534,459,692.48
  5. Step 5: Solve for x
    x = 90,013,534,459,692.48/11,088,136.80
  6. Step 6: Final answer
    x = 8,118,003.60

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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.