Home / 8,590,108.60-12,884,867.70-2,200,416.40

Finding the Fourth Proportional to 8,590,108.60, 12,884,867.70 and 2,200,416.40

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Solution

The fourth proportional to 8,590,108.60, 12,884,867.70 and 2,200,416.40 is: 3,300,548.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,108.60 : 12,884,867.70 = 2,200,416.40 : x
  2. Step 2: Convert to fraction form
    8,590,108.60/12,884,867.70 = 2,200,416.40/x
  3. Step 3: Cross multiply
    8,590,108.60x = 12,884,867.70 × 2,200,416.40
  4. Step 4: Simplify right side
    8,590,108.60x = 28,352,074,198,910.28
  5. Step 5: Solve for x
    x = 28,352,074,198,910.28/8,590,108.60
  6. Step 6: Final answer
    x = 3,300,548.98

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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.