Home / 5,346,939.80-8,020,409.70-4,087,227.80

Finding the Fourth Proportional to 5,346,939.80, 8,020,409.70 and 4,087,227.80

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Solution

The fourth proportional to 5,346,939.80, 8,020,409.70 and 4,087,227.80 is: 6,130,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,939.80 : 8,020,409.70 = 4,087,227.80 : x
  2. Step 2: Convert to fraction form
    5,346,939.80/8,020,409.70 = 4,087,227.80/x
  3. Step 3: Cross multiply
    5,346,939.80x = 8,020,409.70 × 4,087,227.80
  4. Step 4: Simplify right side
    5,346,939.80x = 32,781,241,493,229.66
  5. Step 5: Solve for x
    x = 32,781,241,493,229.66/5,346,939.80
  6. Step 6: Final answer
    x = 6,130,841.70

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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.