Home / 5,269,880.28-7,272,393.69-2,946,777.29

Finding the Fourth Proportional to 5,269,880.28, 7,272,393.69 and 2,946,777.29

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Solution

The fourth proportional to 5,269,880.28, 7,272,393.69 and 2,946,777.29 is: 4,066,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,880.28 : 7,272,393.69 = 2,946,777.29 : x
  2. Step 2: Convert to fraction form
    5,269,880.28/7,272,393.69 = 2,946,777.29/x
  3. Step 3: Cross multiply
    5,269,880.28x = 7,272,393.69 × 2,946,777.29
  4. Step 4: Simplify right side
    5,269,880.28x = 21,430,124,573,078.40
  5. Step 5: Solve for x
    x = 21,430,124,573,078.40/5,269,880.28
  6. Step 6: Final answer
    x = 4,066,529.68

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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.