Home / 4,892,621.40-7,324,416.90-3,636,019.80

Finding the Fourth Proportional to 4,892,621.40, 7,324,416.90 and 3,636,019.80

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Solution

The fourth proportional to 4,892,621.40, 7,324,416.90 and 3,636,019.80 is: 5,443,242.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,621.40 : 7,324,416.90 = 3,636,019.80 : x
  2. Step 2: Convert to fraction form
    4,892,621.40/7,324,416.90 = 3,636,019.80/x
  3. Step 3: Cross multiply
    4,892,621.40x = 7,324,416.90 × 3,636,019.80
  4. Step 4: Simplify right side
    4,892,621.40x = 26,631,724,871,854.62
  5. Step 5: Solve for x
    x = 26,631,724,871,854.62/4,892,621.40
  6. Step 6: Final answer
    x = 5,443,242.53

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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.