Home / 6,413,140.76-9,619,833.80-2,095,202.88

Finding the Fourth Proportional to 6,413,140.76, 9,619,833.80 and 2,095,202.88

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Solution

The fourth proportional to 6,413,140.76, 9,619,833.80 and 2,095,202.88 is: 3,142,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413,140.76 : 9,619,833.80 = 2,095,202.88 : x
  2. Step 2: Convert to fraction form
    6,413,140.76/9,619,833.80 = 2,095,202.88/x
  3. Step 3: Cross multiply
    6,413,140.76x = 9,619,833.80 × 2,095,202.88
  4. Step 4: Simplify right side
    6,413,140.76x = 20,155,503,482,881.34
  5. Step 5: Solve for x
    x = 20,155,503,482,881.34/6,413,140.76
  6. Step 6: Final answer
    x = 3,142,844.39

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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.