Home / 13,003,053.40-17,944,168.05-7,496,401.54

Finding the Fourth Proportional to 13,003,053.40, 17,944,168.05 and 7,496,401.54

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Solution

The fourth proportional to 13,003,053.40, 17,944,168.05 and 7,496,401.54 is: 10,345,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,053.40 : 17,944,168.05 = 7,496,401.54 : x
  2. Step 2: Convert to fraction form
    13,003,053.40/17,944,168.05 = 7,496,401.54/x
  3. Step 3: Cross multiply
    13,003,053.40x = 17,944,168.05 × 7,496,401.54
  4. Step 4: Simplify right side
    13,003,053.40x = 134,516,689,004,038.80
  5. Step 5: Solve for x
    x = 134,516,689,004,038.80/13,003,053.40
  6. Step 6: Final answer
    x = 10,345,007.81

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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.