Home / 26,792,513.20-40,188,769.80-15,423,612.40

Finding the Fourth Proportional to 26,792,513.20, 40,188,769.80 and 15,423,612.40

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Solution

The fourth proportional to 26,792,513.20, 40,188,769.80 and 15,423,612.40 is: 23,135,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,792,513.20 : 40,188,769.80 = 15,423,612.40 : x
  2. Step 2: Convert to fraction form
    26,792,513.20/40,188,769.80 = 15,423,612.40/x
  3. Step 3: Cross multiply
    26,792,513.20x = 40,188,769.80 × 15,423,612.40
  4. Step 4: Simplify right side
    26,792,513.20x = 619,856,008,228,025.50
  5. Step 5: Solve for x
    x = 619,856,008,228,025.50/26,792,513.20
  6. Step 6: Final answer
    x = 23,135,418.60

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1.5x scale

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.