Home / 10,940,660.28-16,411,690.80-4,209,074.28

Finding the Fourth Proportional to 10,940,660.28, 16,411,690.80 and 4,209,074.28

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Solution

The fourth proportional to 10,940,660.28, 16,411,690.80 and 4,209,074.28 is: 6,313,880.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,940,660.28 : 16,411,690.80 = 4,209,074.28 : x
  2. Step 2: Convert to fraction form
    10,940,660.28/16,411,690.80 = 4,209,074.28/x
  3. Step 3: Cross multiply
    10,940,660.28x = 16,411,690.80 × 4,209,074.28
  4. Step 4: Simplify right side
    10,940,660.28x = 69,078,025,637,592.63
  5. Step 5: Solve for x
    x = 69,078,025,637,592.63/10,940,660.28
  6. Step 6: Final answer
    x = 6,313,880.87

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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.