Home / 6,212,154.40-9,320,474.16-2,169,238.24

Finding the Fourth Proportional to 6,212,154.40, 9,320,474.16 and 2,169,238.24

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Solution

The fourth proportional to 6,212,154.40, 9,320,474.16 and 2,169,238.24 is: 3,254,640.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212,154.40 : 9,320,474.16 = 2,169,238.24 : x
  2. Step 2: Convert to fraction form
    6,212,154.40/9,320,474.16 = 2,169,238.24/x
  3. Step 3: Cross multiply
    6,212,154.40x = 9,320,474.16 × 2,169,238.24
  4. Step 4: Simplify right side
    6,212,154.40x = 20,218,328,962,803.88
  5. Step 5: Solve for x
    x = 20,218,328,962,803.88/6,212,154.40
  6. Step 6: Final answer
    x = 3,254,640.45

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Double scale
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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.