Home / 13,638,925.10-20,461,082.72-5,003,105.73

Finding the Fourth Proportional to 13,638,925.10, 20,461,082.72 and 5,003,105.73

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Solution

The fourth proportional to 13,638,925.10, 20,461,082.72 and 5,003,105.73 is: 7,505,647.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,638,925.10 : 20,461,082.72 = 5,003,105.73 : x
  2. Step 2: Convert to fraction form
    13,638,925.10/20,461,082.72 = 5,003,105.73/x
  3. Step 3: Cross multiply
    13,638,925.10x = 20,461,082.72 × 5,003,105.73
  4. Step 4: Simplify right side
    13,638,925.10x = 102,368,960,173,420.47
  5. Step 5: Solve for x
    x = 102,368,960,173,420.47/13,638,925.10
  6. Step 6: Final answer
    x = 7,505,647.22

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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.