Home / 14,279,604.55-19,706,196.78-7,753,509.07

Finding the Fourth Proportional to 14,279,604.55, 19,706,196.78 and 7,753,509.07

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Solution

The fourth proportional to 14,279,604.55, 19,706,196.78 and 7,753,509.07 is: 10,700,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,604.55 : 19,706,196.78 = 7,753,509.07 : x
  2. Step 2: Convert to fraction form
    14,279,604.55/19,706,196.78 = 7,753,509.07/x
  3. Step 3: Cross multiply
    14,279,604.55x = 19,706,196.78 × 7,753,509.07
  4. Step 4: Simplify right side
    14,279,604.55x = 152,792,175,468,934.81
  5. Step 5: Solve for x
    x = 152,792,175,468,934.81/14,279,604.55
  6. Step 6: Final answer
    x = 10,700,028.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.