Home / 7,742,932.70-11,615,949.39-4,336,064.20

Finding the Fourth Proportional to 7,742,932.70, 11,615,949.39 and 4,336,064.20

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Solution

The fourth proportional to 7,742,932.70, 11,615,949.39 and 4,336,064.20 is: 6,504,964.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,932.70 : 11,615,949.39 = 4,336,064.20 : x
  2. Step 2: Convert to fraction form
    7,742,932.70/11,615,949.39 = 4,336,064.20/x
  3. Step 3: Cross multiply
    7,742,932.70x = 11,615,949.39 × 4,336,064.20
  4. Step 4: Simplify right side
    7,742,932.70x = 50,367,502,298,990.84
  5. Step 5: Solve for x
    x = 50,367,502,298,990.84/7,742,932.70
  6. Step 6: Final answer
    x = 6,504,964.49

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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.