Home / 31,723,420.43-47,586,165.28-15,101,421.23

Finding the Fourth Proportional to 31,723,420.43, 47,586,165.28 and 15,101,421.23

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Solution

The fourth proportional to 31,723,420.43, 47,586,165.28 and 15,101,421.23 is: 22,652,624.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,723,420.43 : 47,586,165.28 = 15,101,421.23 : x
  2. Step 2: Convert to fraction form
    31,723,420.43/47,586,165.28 = 15,101,421.23/x
  3. Step 3: Cross multiply
    31,723,420.43x = 47,586,165.28 × 15,101,421.23
  4. Step 4: Simplify right side
    31,723,420.43x = 718,618,726,337,996.50
  5. Step 5: Solve for x
    x = 718,618,726,337,996.50/31,723,420.43
  6. Step 6: Final answer
    x = 22,652,624.36

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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.