Home / 7,460,472.20-11,207,297.10-7,261,406.60

Finding the Fourth Proportional to 7,460,472.20, 11,207,297.10 and 7,261,406.60

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Solution

The fourth proportional to 7,460,472.20, 11,207,297.10 and 7,261,406.60 is: 10,908,256.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460,472.20 : 11,207,297.10 = 7,261,406.60 : x
  2. Step 2: Convert to fraction form
    7,460,472.20/11,207,297.10 = 7,261,406.60/x
  3. Step 3: Cross multiply
    7,460,472.20x = 11,207,297.10 × 7,261,406.60
  4. Step 4: Simplify right side
    7,460,472.20x = 81,380,741,130,100.86
  5. Step 5: Solve for x
    x = 81,380,741,130,100.86/7,460,472.20
  6. Step 6: Final answer
    x = 10,908,256.07

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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.