Home / 11,157,581.40-16,728,498.90-5,095,217.40

Finding the Fourth Proportional to 11,157,581.40, 16,728,498.90 and 5,095,217.40

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Solution

The fourth proportional to 11,157,581.40, 16,728,498.90 and 5,095,217.40 is: 7,639,230.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157,581.40 : 16,728,498.90 = 5,095,217.40 : x
  2. Step 2: Convert to fraction form
    11,157,581.40/16,728,498.90 = 5,095,217.40/x
  3. Step 3: Cross multiply
    11,157,581.40x = 16,728,498.90 × 5,095,217.40
  4. Step 4: Simplify right side
    11,157,581.40x = 85,235,338,671,160.88
  5. Step 5: Solve for x
    x = 85,235,338,671,160.88/11,157,581.40
  6. Step 6: Final answer
    x = 7,639,230.73

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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.