Home / 14,273,786.50-19,697,297.65-7,747,276.86

Finding the Fourth Proportional to 14,273,786.50, 19,697,297.65 and 7,747,276.86

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Solution

The fourth proportional to 14,273,786.50, 19,697,297.65 and 7,747,276.86 is: 10,690,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,786.50 : 19,697,297.65 = 7,747,276.86 : x
  2. Step 2: Convert to fraction form
    14,273,786.50/19,697,297.65 = 7,747,276.86/x
  3. Step 3: Cross multiply
    14,273,786.50x = 19,697,297.65 × 7,747,276.86
  4. Step 4: Simplify right side
    14,273,786.50x = 152,600,418,269,009.19
  5. Step 5: Solve for x
    x = 152,600,418,269,009.19/14,273,786.50
  6. Step 6: Final answer
    x = 10,690,955.64

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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.