Home / 11,135,423.60-16,703,135.40-8,615,999.60

Finding the Fourth Proportional to 11,135,423.60, 16,703,135.40 and 8,615,999.60

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Solution

The fourth proportional to 11,135,423.60, 16,703,135.40 and 8,615,999.60 is: 12,923,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,135,423.60 : 16,703,135.40 = 8,615,999.60 : x
  2. Step 2: Convert to fraction form
    11,135,423.60/16,703,135.40 = 8,615,999.60/x
  3. Step 3: Cross multiply
    11,135,423.60x = 16,703,135.40 × 8,615,999.60
  4. Step 4: Simplify right side
    11,135,423.60x = 143,914,207,925,145.84
  5. Step 5: Solve for x
    x = 143,914,207,925,145.84/11,135,423.60
  6. Step 6: Final answer
    x = 12,923,999.40

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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.