Home / 39,228,791.40-58,843,187.10-12,302,404.20

Finding the Fourth Proportional to 39,228,791.40, 58,843,187.10 and 12,302,404.20

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Solution

The fourth proportional to 39,228,791.40, 58,843,187.10 and 12,302,404.20 is: 18,453,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228,791.40 : 58,843,187.10 = 12,302,404.20 : x
  2. Step 2: Convert to fraction form
    39,228,791.40/58,843,187.10 = 12,302,404.20/x
  3. Step 3: Cross multiply
    39,228,791.40x = 58,843,187.10 × 12,302,404.20
  4. Step 4: Simplify right side
    39,228,791.40x = 723,912,672,120,425.75
  5. Step 5: Solve for x
    x = 723,912,672,120,425.75/39,228,791.40
  6. Step 6: Final answer
    x = 18,453,606.30

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1.5x scale

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.