Home / 26,959,143.80-40,438,715.70-17,889,217.40

Finding the Fourth Proportional to 26,959,143.80, 40,438,715.70 and 17,889,217.40

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Solution

The fourth proportional to 26,959,143.80, 40,438,715.70 and 17,889,217.40 is: 26,833,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,143.80 : 40,438,715.70 = 17,889,217.40 : x
  2. Step 2: Convert to fraction form
    26,959,143.80/40,438,715.70 = 17,889,217.40/x
  3. Step 3: Cross multiply
    26,959,143.80x = 40,438,715.70 × 17,889,217.40
  4. Step 4: Simplify right side
    26,959,143.80x = 723,416,976,534,093.12
  5. Step 5: Solve for x
    x = 723,416,976,534,093.12/26,959,143.80
  6. Step 6: Final answer
    x = 26,833,826.10

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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.