Home / 8,099,011.50-11,176,869.15-4,477,572.78

Finding the Fourth Proportional to 8,099,011.50, 11,176,869.15 and 4,477,572.78

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Solution

The fourth proportional to 8,099,011.50, 11,176,869.15 and 4,477,572.78 is: 6,179,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,011.50 : 11,176,869.15 = 4,477,572.78 : x
  2. Step 2: Convert to fraction form
    8,099,011.50/11,176,869.15 = 4,477,572.78/x
  3. Step 3: Cross multiply
    8,099,011.50x = 11,176,869.15 × 4,477,572.78
  4. Step 4: Simplify right side
    8,099,011.50x = 50,045,245,071,661.74
  5. Step 5: Solve for x
    x = 50,045,245,071,661.74/8,099,011.50
  6. Step 6: Final answer
    x = 6,179,179.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.