Home / 13,763,947.92-20,644,587.72-4,179,410.64

Finding the Fourth Proportional to 13,763,947.92, 20,644,587.72 and 4,179,410.64

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Solution

The fourth proportional to 13,763,947.92, 20,644,587.72 and 4,179,410.64 is: 6,268,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763,947.92 : 20,644,587.72 = 4,179,410.64 : x
  2. Step 2: Convert to fraction form
    13,763,947.92/20,644,587.72 = 4,179,410.64/x
  3. Step 3: Cross multiply
    13,763,947.92x = 20,644,587.72 × 4,179,410.64
  4. Step 4: Simplify right side
    13,763,947.92x = 86,282,209,575,381.34
  5. Step 5: Solve for x
    x = 86,282,209,575,381.34/13,763,947.92
  6. Step 6: Final answer
    x = 6,268,710.84

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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.