Home / 5,389,674.30-8,084,511.45-4,999,950.90

Finding the Fourth Proportional to 5,389,674.30, 8,084,511.45 and 4,999,950.90

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Solution

The fourth proportional to 5,389,674.30, 8,084,511.45 and 4,999,950.90 is: 7,499,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,674.30 : 8,084,511.45 = 4,999,950.90 : x
  2. Step 2: Convert to fraction form
    5,389,674.30/8,084,511.45 = 4,999,950.90/x
  3. Step 3: Cross multiply
    5,389,674.30x = 8,084,511.45 × 4,999,950.90
  4. Step 4: Simplify right side
    5,389,674.30x = 40,422,160,300,487.81
  5. Step 5: Solve for x
    x = 40,422,160,300,487.81/5,389,674.30
  6. Step 6: Final answer
    x = 7,499,926.35

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Similar ratio
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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.