Home / 8,275,725.40-12,406,200.90-3,225,861.40

Finding the Fourth Proportional to 8,275,725.40, 12,406,200.90 and 3,225,861.40

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Solution

The fourth proportional to 8,275,725.40, 12,406,200.90 and 3,225,861.40 is: 4,835,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,725.40 : 12,406,200.90 = 3,225,861.40 : x
  2. Step 2: Convert to fraction form
    8,275,725.40/12,406,200.90 = 3,225,861.40/x
  3. Step 3: Cross multiply
    8,275,725.40x = 12,406,200.90 × 3,225,861.40
  4. Step 4: Simplify right side
    8,275,725.40x = 40,020,684,603,955.26
  5. Step 5: Solve for x
    x = 40,020,684,603,955.26/8,275,725.40
  6. Step 6: Final answer
    x = 4,835,912.58

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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.