Home / 6,940,885.14-10,411,812.36-2,147,943.42

Finding the Fourth Proportional to 6,940,885.14, 10,411,812.36 and 2,147,943.42

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Solution

The fourth proportional to 6,940,885.14, 10,411,812.36 and 2,147,943.42 is: 3,222,065.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940,885.14 : 10,411,812.36 = 2,147,943.42 : x
  2. Step 2: Convert to fraction form
    6,940,885.14/10,411,812.36 = 2,147,943.42/x
  3. Step 3: Cross multiply
    6,940,885.14x = 10,411,812.36 × 2,147,943.42
  4. Step 4: Simplify right side
    6,940,885.14x = 22,363,983,848,936.67
  5. Step 5: Solve for x
    x = 22,363,983,848,936.67/6,940,885.14
  6. Step 6: Final answer
    x = 3,222,065.11

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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.