Home / 14,580,079.70-21,870,119.55-11,745,727.70

Finding the Fourth Proportional to 14,580,079.70, 21,870,119.55 and 11,745,727.70

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Solution

The fourth proportional to 14,580,079.70, 21,870,119.55 and 11,745,727.70 is: 17,618,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,079.70 : 21,870,119.55 = 11,745,727.70 : x
  2. Step 2: Convert to fraction form
    14,580,079.70/21,870,119.55 = 11,745,727.70/x
  3. Step 3: Cross multiply
    14,580,079.70x = 21,870,119.55 × 11,745,727.70
  4. Step 4: Simplify right side
    14,580,079.70x = 256,880,469,000,746.53
  5. Step 5: Solve for x
    x = 256,880,469,000,746.53/14,580,079.70
  6. Step 6: Final answer
    x = 17,618,591.55

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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.