Home / 8,521,333.68-12,783,426.12-2,843,298.48

Finding the Fourth Proportional to 8,521,333.68, 12,783,426.12 and 2,843,298.48

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Solution

The fourth proportional to 8,521,333.68, 12,783,426.12 and 2,843,298.48 is: 4,265,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,333.68 : 12,783,426.12 = 2,843,298.48 : x
  2. Step 2: Convert to fraction form
    8,521,333.68/12,783,426.12 = 2,843,298.48/x
  3. Step 3: Cross multiply
    8,521,333.68x = 12,783,426.12 × 2,843,298.48
  4. Step 4: Simplify right side
    8,521,333.68x = 36,347,096,056,188.30
  5. Step 5: Solve for x
    x = 36,347,096,056,188.30/8,521,333.68
  6. Step 6: Final answer
    x = 4,265,423.40

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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.