Home / 26,989,104.80-40,483,658.72-7,819,874.56

Finding the Fourth Proportional to 26,989,104.80, 40,483,658.72 and 7,819,874.56

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Solution

The fourth proportional to 26,989,104.80, 40,483,658.72 and 7,819,874.56 is: 11,729,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989,104.80 : 40,483,658.72 = 7,819,874.56 : x
  2. Step 2: Convert to fraction form
    26,989,104.80/40,483,658.72 = 7,819,874.56/x
  3. Step 3: Cross multiply
    26,989,104.80x = 40,483,658.72 × 7,819,874.56
  4. Step 4: Simplify right side
    26,989,104.80x = 316,577,132,920,250.12
  5. Step 5: Solve for x
    x = 316,577,132,920,250.12/26,989,104.80
  6. Step 6: Final answer
    x = 11,729,812.28

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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.