Home / 7,280,683.20-10,921,024.80-4,446,331.20

Finding the Fourth Proportional to 7,280,683.20, 10,921,024.80 and 4,446,331.20

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Solution

The fourth proportional to 7,280,683.20, 10,921,024.80 and 4,446,331.20 is: 6,669,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280,683.20 : 10,921,024.80 = 4,446,331.20 : x
  2. Step 2: Convert to fraction form
    7,280,683.20/10,921,024.80 = 4,446,331.20/x
  3. Step 3: Cross multiply
    7,280,683.20x = 10,921,024.80 × 4,446,331.20
  4. Step 4: Simplify right side
    7,280,683.20x = 48,558,493,304,213.77
  5. Step 5: Solve for x
    x = 48,558,493,304,213.77/7,280,683.20
  6. Step 6: Final answer
    x = 6,669,496.80

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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.