Home / 14,273,414.86-19,697,334.16-7,747,046.72

Finding the Fourth Proportional to 14,273,414.86, 19,697,334.16 and 7,747,046.72

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Solution

The fourth proportional to 14,273,414.86, 19,697,334.16 and 7,747,046.72 is: 10,690,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,414.86 : 19,697,334.16 = 7,747,046.72 : x
  2. Step 2: Convert to fraction form
    14,273,414.86/19,697,334.16 = 7,747,046.72/x
  3. Step 3: Cross multiply
    14,273,414.86x = 19,697,334.16 × 7,747,046.72
  4. Step 4: Simplify right side
    14,273,414.86x = 152,596,167,996,971.94
  5. Step 5: Solve for x
    x = 152,596,167,996,971.94/14,273,414.86
  6. Step 6: Final answer
    x = 10,690,936.23

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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.