Home / 6,641,346.60-9,965,130.30-3,450,076.20

Finding the Fourth Proportional to 6,641,346.60, 9,965,130.30 and 3,450,076.20

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Solution

The fourth proportional to 6,641,346.60, 9,965,130.30 and 3,450,076.20 is: 5,176,730.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,346.60 : 9,965,130.30 = 3,450,076.20 : x
  2. Step 2: Convert to fraction form
    6,641,346.60/9,965,130.30 = 3,450,076.20/x
  3. Step 3: Cross multiply
    6,641,346.60x = 9,965,130.30 × 3,450,076.20
  4. Step 4: Simplify right side
    6,641,346.60x = 34,380,458,877,928.86
  5. Step 5: Solve for x
    x = 34,380,458,877,928.86/6,641,346.60
  6. Step 6: Final answer
    x = 5,176,730.10

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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.