Home / 5,462,665.60-8,198,955.60-2,768,864.80

Finding the Fourth Proportional to 5,462,665.60, 8,198,955.60 and 2,768,864.80

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Solution

The fourth proportional to 5,462,665.60, 8,198,955.60 and 2,768,864.80 is: 4,155,809.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462,665.60 : 8,198,955.60 = 2,768,864.80 : x
  2. Step 2: Convert to fraction form
    5,462,665.60/8,198,955.60 = 2,768,864.80/x
  3. Step 3: Cross multiply
    5,462,665.60x = 8,198,955.60 × 2,768,864.80
  4. Step 4: Simplify right side
    5,462,665.60x = 22,701,799,557,602.88
  5. Step 5: Solve for x
    x = 22,701,799,557,602.88/5,462,665.60
  6. Step 6: Final answer
    x = 4,155,809.86

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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.