Home / 12,453,068.66-18,680,162.49-3,816,536.40

Finding the Fourth Proportional to 12,453,068.66, 18,680,162.49 and 3,816,536.40

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Solution

The fourth proportional to 12,453,068.66, 18,680,162.49 and 3,816,536.40 is: 5,724,976.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453,068.66 : 18,680,162.49 = 3,816,536.40 : x
  2. Step 2: Convert to fraction form
    12,453,068.66/18,680,162.49 = 3,816,536.40/x
  3. Step 3: Cross multiply
    12,453,068.66x = 18,680,162.49 × 3,816,536.40
  4. Step 4: Simplify right side
    12,453,068.66x = 71,293,520,100,999.62
  5. Step 5: Solve for x
    x = 71,293,520,100,999.62/12,453,068.66
  6. Step 6: Final answer
    x = 5,724,976.07

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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.