Home / 7,147,241.58-9,863,289.45-3,884,120.94

Finding the Fourth Proportional to 7,147,241.58, 9,863,289.45 and 3,884,120.94

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Solution

The fourth proportional to 7,147,241.58, 9,863,289.45 and 3,884,120.94 is: 5,360,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,241.58 : 9,863,289.45 = 3,884,120.94 : x
  2. Step 2: Convert to fraction form
    7,147,241.58/9,863,289.45 = 3,884,120.94/x
  3. Step 3: Cross multiply
    7,147,241.58x = 9,863,289.45 × 3,884,120.94
  4. Step 4: Simplify right side
    7,147,241.58x = 38,310,209,090,026.08
  5. Step 5: Solve for x
    x = 38,310,209,090,026.08/7,147,241.58
  6. Step 6: Final answer
    x = 5,360,139.11

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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.