Home / 21,491,811.40-32,237,717.10-7,308,387.40

Finding the Fourth Proportional to 21,491,811.40, 32,237,717.10 and 7,308,387.40

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Solution

The fourth proportional to 21,491,811.40, 32,237,717.10 and 7,308,387.40 is: 10,962,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,491,811.40 : 32,237,717.10 = 7,308,387.40 : x
  2. Step 2: Convert to fraction form
    21,491,811.40/32,237,717.10 = 7,308,387.40/x
  3. Step 3: Cross multiply
    21,491,811.40x = 32,237,717.10 × 7,308,387.40
  4. Step 4: Simplify right side
    21,491,811.40x = 235,605,725,458,404.56
  5. Step 5: Solve for x
    x = 235,605,725,458,404.56/21,491,811.40
  6. Step 6: Final answer
    x = 10,962,581.10

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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.