Home / 4,742,993.73-7,113,425.80-2,181,748.82

Finding the Fourth Proportional to 4,742,993.73, 7,113,425.80 and 2,181,748.82

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Solution

The fourth proportional to 4,742,993.73, 7,113,425.80 and 2,181,748.82 is: 3,272,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,742,993.73 : 7,113,425.80 = 2,181,748.82 : x
  2. Step 2: Convert to fraction form
    4,742,993.73/7,113,425.80 = 2,181,748.82/x
  3. Step 3: Cross multiply
    4,742,993.73x = 7,113,425.80 × 2,181,748.82
  4. Step 4: Simplify right side
    4,742,993.73x = 15,519,708,342,253.69
  5. Step 5: Solve for x
    x = 15,519,708,342,253.69/4,742,993.73
  6. Step 6: Final answer
    x = 3,272,133.43

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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.