Home / 13,203,466.20-19,781,579.70-11,313,898.20

Finding the Fourth Proportional to 13,203,466.20, 19,781,579.70 and 11,313,898.20

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Solution

The fourth proportional to 13,203,466.20, 19,781,579.70 and 11,313,898.20 is: 16,950,607.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203,466.20 : 19,781,579.70 = 11,313,898.20 : x
  2. Step 2: Convert to fraction form
    13,203,466.20/19,781,579.70 = 11,313,898.20/x
  3. Step 3: Cross multiply
    13,203,466.20x = 19,781,579.70 × 11,313,898.20
  4. Step 4: Simplify right side
    13,203,466.20x = 223,806,778,960,986.53
  5. Step 5: Solve for x
    x = 223,806,778,960,986.53/13,203,466.20
  6. Step 6: Final answer
    x = 16,950,607.94

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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.