Home / 5,327,925.45-7,992,303.60-1,916,655.60

Finding the Fourth Proportional to 5,327,925.45, 7,992,303.60 and 1,916,655.60

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Solution

The fourth proportional to 5,327,925.45, 7,992,303.60 and 1,916,655.60 is: 2,875,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,925.45 : 7,992,303.60 = 1,916,655.60 : x
  2. Step 2: Convert to fraction form
    5,327,925.45/7,992,303.60 = 1,916,655.60/x
  3. Step 3: Cross multiply
    5,327,925.45x = 7,992,303.60 × 1,916,655.60
  4. Step 4: Simplify right side
    5,327,925.45x = 15,318,493,451,840.16
  5. Step 5: Solve for x
    x = 15,318,493,451,840.16/5,327,925.45
  6. Step 6: Final answer
    x = 2,875,132.84

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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.