Home / 39,551,797.20-54,581,472.25-21,911,846.02

Finding the Fourth Proportional to 39,551,797.20, 54,581,472.25 and 21,911,846.02

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Solution

The fourth proportional to 39,551,797.20, 54,581,472.25 and 21,911,846.02 is: 30,238,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,551,797.20 : 54,581,472.25 = 21,911,846.02 : x
  2. Step 2: Convert to fraction form
    39,551,797.20/54,581,472.25 = 21,911,846.02/x
  3. Step 3: Cross multiply
    39,551,797.20x = 54,581,472.25 × 21,911,846.02
  4. Step 4: Simplify right side
    39,551,797.20x = 1,195,980,815,486,903
  5. Step 5: Solve for x
    x = 1,195,980,815,486,903/39,551,797.20
  6. Step 6: Final answer
    x = 30,238,343.14

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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.