Home / 14,601,767.49-20,153,134.80-9,381,301.65

Finding the Fourth Proportional to 14,601,767.49, 20,153,134.80 and 9,381,301.65

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Solution

The fourth proportional to 14,601,767.49, 20,153,134.80 and 9,381,301.65 is: 12,947,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,767.49 : 20,153,134.80 = 9,381,301.65 : x
  2. Step 2: Convert to fraction form
    14,601,767.49/20,153,134.80 = 9,381,301.65/x
  3. Step 3: Cross multiply
    14,601,767.49x = 20,153,134.80 × 9,381,301.65
  4. Step 4: Simplify right side
    14,601,767.49x = 189,062,636,751,912.44
  5. Step 5: Solve for x
    x = 189,062,636,751,912.44/14,601,767.49
  6. Step 6: Final answer
    x = 12,947,928.18

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Double scale
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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.