Home / 8,735,621.40-13,103,432.10-7,951,800.60

Finding the Fourth Proportional to 8,735,621.40, 13,103,432.10 and 7,951,800.60

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Solution

The fourth proportional to 8,735,621.40, 13,103,432.10 and 7,951,800.60 is: 11,927,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,621.40 : 13,103,432.10 = 7,951,800.60 : x
  2. Step 2: Convert to fraction form
    8,735,621.40/13,103,432.10 = 7,951,800.60/x
  3. Step 3: Cross multiply
    8,735,621.40x = 13,103,432.10 × 7,951,800.60
  4. Step 4: Simplify right side
    8,735,621.40x = 104,195,879,234,839.25
  5. Step 5: Solve for x
    x = 104,195,879,234,839.25/8,735,621.40
  6. Step 6: Final answer
    x = 11,927,700.90

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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.