Home / 7,520,880.87-10,379,457.90-4,258,270.53

Finding the Fourth Proportional to 7,520,880.87, 10,379,457.90 and 4,258,270.53

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Solution

The fourth proportional to 7,520,880.87, 10,379,457.90 and 4,258,270.53 is: 5,876,777.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,520,880.87 : 10,379,457.90 = 4,258,270.53 : x
  2. Step 2: Convert to fraction form
    7,520,880.87/10,379,457.90 = 4,258,270.53/x
  3. Step 3: Cross multiply
    7,520,880.87x = 10,379,457.90 × 4,258,270.53
  4. Step 4: Simplify right side
    7,520,880.87x = 44,198,539,692,945.69
  5. Step 5: Solve for x
    x = 44,198,539,692,945.69/7,520,880.87
  6. Step 6: Final answer
    x = 5,876,777.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.