Home / 18,230,778.10-25,158,411.57-10,081,841.14

Finding the Fourth Proportional to 18,230,778.10, 25,158,411.57 and 10,081,841.14

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Solution

The fourth proportional to 18,230,778.10, 25,158,411.57 and 10,081,841.14 is: 13,912,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,230,778.10 : 25,158,411.57 = 10,081,841.14 : x
  2. Step 2: Convert to fraction form
    18,230,778.10/25,158,411.57 = 10,081,841.14/x
  3. Step 3: Cross multiply
    18,230,778.10x = 25,158,411.57 × 10,081,841.14
  4. Step 4: Simplify right side
    18,230,778.10x = 253,643,108,783,478
  5. Step 5: Solve for x
    x = 253,643,108,783,478/18,230,778.10
  6. Step 6: Final answer
    x = 13,912,906.37

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1.5x scale

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.