Home / 17,947,839.76-26,878,853.40-10,351,776.40

Finding the Fourth Proportional to 17,947,839.76, 26,878,853.40 and 10,351,776.40

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Solution

The fourth proportional to 17,947,839.76, 26,878,853.40 and 10,351,776.40 is: 15,502,917.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947,839.76 : 26,878,853.40 = 10,351,776.40 : x
  2. Step 2: Convert to fraction form
    17,947,839.76/26,878,853.40 = 10,351,776.40/x
  3. Step 3: Cross multiply
    17,947,839.76x = 26,878,853.40 × 10,351,776.40
  4. Step 4: Simplify right side
    17,947,839.76x = 278,243,880,285,179.75
  5. Step 5: Solve for x
    x = 278,243,880,285,179.75/17,947,839.76
  6. Step 6: Final answer
    x = 15,502,917.57

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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.