Home / 5,184,989.77-7,154,217.68-2,979,426.42

Finding the Fourth Proportional to 5,184,989.77, 7,154,217.68 and 2,979,426.42

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Solution

The fourth proportional to 5,184,989.77, 7,154,217.68 and 2,979,426.42 is: 4,110,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184,989.77 : 7,154,217.68 = 2,979,426.42 : x
  2. Step 2: Convert to fraction form
    5,184,989.77/7,154,217.68 = 2,979,426.42/x
  3. Step 3: Cross multiply
    5,184,989.77x = 7,154,217.68 × 2,979,426.42
  4. Step 4: Simplify right side
    5,184,989.77x = 21,315,465,189,602.86
  5. Step 5: Solve for x
    x = 21,315,465,189,602.86/5,184,989.77
  6. Step 6: Final answer
    x = 4,110,994.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.