Home / 14,179,439.70-21,269,159.55-11,345,087.70

Finding the Fourth Proportional to 14,179,439.70, 21,269,159.55 and 11,345,087.70

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Solution

The fourth proportional to 14,179,439.70, 21,269,159.55 and 11,345,087.70 is: 17,017,631.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,179,439.70 : 21,269,159.55 = 11,345,087.70 : x
  2. Step 2: Convert to fraction form
    14,179,439.70/21,269,159.55 = 11,345,087.70/x
  3. Step 3: Cross multiply
    14,179,439.70x = 21,269,159.55 × 11,345,087.70
  4. Step 4: Simplify right side
    14,179,439.70x = 241,300,480,400,042.53
  5. Step 5: Solve for x
    x = 241,300,480,400,042.53/14,179,439.70
  6. Step 6: Final answer
    x = 17,017,631.55

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Similar ratio
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1.5x scale

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.