Home / 7,697,253.60-11,543,158.80-2,647,389.60

Finding the Fourth Proportional to 7,697,253.60, 11,543,158.80 and 2,647,389.60

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Solution

The fourth proportional to 7,697,253.60, 11,543,158.80 and 2,647,389.60 is: 3,970,148.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697,253.60 : 11,543,158.80 = 2,647,389.60 : x
  2. Step 2: Convert to fraction form
    7,697,253.60/11,543,158.80 = 2,647,389.60/x
  3. Step 3: Cross multiply
    7,697,253.60x = 11,543,158.80 × 2,647,389.60
  4. Step 4: Simplify right side
    7,697,253.60x = 30,559,238,558,268.48
  5. Step 5: Solve for x
    x = 30,559,238,558,268.48/7,697,253.60
  6. Step 6: Final answer
    x = 3,970,148.33

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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.