Home / 21,559,911.20-32,349,052.20-11,332,624.40

Finding the Fourth Proportional to 21,559,911.20, 32,349,052.20 and 11,332,624.40

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Solution

The fourth proportional to 21,559,911.20, 32,349,052.20 and 11,332,624.40 is: 17,003,764.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,911.20 : 32,349,052.20 = 11,332,624.40 : x
  2. Step 2: Convert to fraction form
    21,559,911.20/32,349,052.20 = 11,332,624.40/x
  3. Step 3: Cross multiply
    21,559,911.20x = 32,349,052.20 × 11,332,624.40
  4. Step 4: Simplify right side
    21,559,911.20x = 366,599,658,278,593.69
  5. Step 5: Solve for x
    x = 366,599,658,278,593.69/21,559,911.20
  6. Step 6: Final answer
    x = 17,003,764.76

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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.