Home / 10,870,543.70-16,305,815.55-4,477,505.30

Finding the Fourth Proportional to 10,870,543.70, 16,305,815.55 and 4,477,505.30

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Solution

The fourth proportional to 10,870,543.70, 16,305,815.55 and 4,477,505.30 is: 6,716,257.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,870,543.70 : 16,305,815.55 = 4,477,505.30 : x
  2. Step 2: Convert to fraction form
    10,870,543.70/16,305,815.55 = 4,477,505.30/x
  3. Step 3: Cross multiply
    10,870,543.70x = 16,305,815.55 × 4,477,505.30
  4. Step 4: Simplify right side
    10,870,543.70x = 73,009,375,545,947.42
  5. Step 5: Solve for x
    x = 73,009,375,545,947.42/10,870,543.70
  6. Step 6: Final answer
    x = 6,716,257.95

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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.