Home / 18,306,269.92-25,260,982.85-10,862,649.35

Finding the Fourth Proportional to 18,306,269.92, 25,260,982.85 and 10,862,649.35

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Solution

The fourth proportional to 18,306,269.92, 25,260,982.85 and 10,862,649.35 is: 14,989,465.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,269.92 : 25,260,982.85 = 10,862,649.35 : x
  2. Step 2: Convert to fraction form
    18,306,269.92/25,260,982.85 = 10,862,649.35/x
  3. Step 3: Cross multiply
    18,306,269.92x = 25,260,982.85 × 10,862,649.35
  4. Step 4: Simplify right side
    18,306,269.92x = 274,401,198,931,494.06
  5. Step 5: Solve for x
    x = 274,401,198,931,494.06/18,306,269.92
  6. Step 6: Final answer
    x = 14,989,465.36

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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.