Home / 7,519,662.12-10,377,146.88-4,081,905.48

Finding the Fourth Proportional to 7,519,662.12, 10,377,146.88 and 4,081,905.48

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Solution

The fourth proportional to 7,519,662.12, 10,377,146.88 and 4,081,905.48 is: 5,633,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519,662.12 : 10,377,146.88 = 4,081,905.48 : x
  2. Step 2: Convert to fraction form
    7,519,662.12/10,377,146.88 = 4,081,905.48/x
  3. Step 3: Cross multiply
    7,519,662.12x = 10,377,146.88 × 4,081,905.48
  4. Step 4: Simplify right side
    7,519,662.12x = 42,358,532,716,236.91
  5. Step 5: Solve for x
    x = 42,358,532,716,236.91/7,519,662.12
  6. Step 6: Final answer
    x = 5,633,036.70

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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.