Home / 6,142,982.58-8,477,305.95-3,389,667.84

Finding the Fourth Proportional to 6,142,982.58, 8,477,305.95 and 3,389,667.84

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Solution

The fourth proportional to 6,142,982.58, 8,477,305.95 and 3,389,667.84 is: 4,677,736.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,982.58 : 8,477,305.95 = 3,389,667.84 : x
  2. Step 2: Convert to fraction form
    6,142,982.58/8,477,305.95 = 3,389,667.84/x
  3. Step 3: Cross multiply
    6,142,982.58x = 8,477,305.95 × 3,389,667.84
  4. Step 4: Simplify right side
    6,142,982.58x = 28,735,251,348,555.64
  5. Step 5: Solve for x
    x = 28,735,251,348,555.64/6,142,982.58
  6. Step 6: Final answer
    x = 4,677,736.10

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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.