Home / 7,780,076.24-11,671,046.28-2,388,020.48

Finding the Fourth Proportional to 7,780,076.24, 11,671,046.28 and 2,388,020.48

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Solution

The fourth proportional to 7,780,076.24, 11,671,046.28 and 2,388,020.48 is: 3,582,316.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,780,076.24 : 11,671,046.28 = 2,388,020.48 : x
  2. Step 2: Convert to fraction form
    7,780,076.24/11,671,046.28 = 2,388,020.48/x
  3. Step 3: Cross multiply
    7,780,076.24x = 11,671,046.28 × 2,388,020.48
  4. Step 4: Simplify right side
    7,780,076.24x = 27,870,697,539,667.81
  5. Step 5: Solve for x
    x = 27,870,697,539,667.81/7,780,076.24
  6. Step 6: Final answer
    x = 3,582,316.76

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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.