Home / 6,435,963.60-9,653,945.40-3,402,157.20

Finding the Fourth Proportional to 6,435,963.60, 9,653,945.40 and 3,402,157.20

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Solution

The fourth proportional to 6,435,963.60, 9,653,945.40 and 3,402,157.20 is: 5,103,235.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,963.60 : 9,653,945.40 = 3,402,157.20 : x
  2. Step 2: Convert to fraction form
    6,435,963.60/9,653,945.40 = 3,402,157.20/x
  3. Step 3: Cross multiply
    6,435,963.60x = 9,653,945.40 × 3,402,157.20
  4. Step 4: Simplify right side
    6,435,963.60x = 32,844,239,851,016.88
  5. Step 5: Solve for x
    x = 32,844,239,851,016.88/6,435,963.60
  6. Step 6: Final answer
    x = 5,103,235.80

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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.