Home / 7,187,433.44-9,919,527.93-4,090,709.75

Finding the Fourth Proportional to 7,187,433.44, 9,919,527.93 and 4,090,709.75

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Solution

The fourth proportional to 7,187,433.44, 9,919,527.93 and 4,090,709.75 is: 5,645,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,187,433.44 : 9,919,527.93 = 4,090,709.75 : x
  2. Step 2: Convert to fraction form
    7,187,433.44/9,919,527.93 = 4,090,709.75/x
  3. Step 3: Cross multiply
    7,187,433.44x = 9,919,527.93 × 4,090,709.75
  4. Step 4: Simplify right side
    7,187,433.44x = 40,577,909,598,194.77
  5. Step 5: Solve for x
    x = 40,577,909,598,194.77/7,187,433.44
  6. Step 6: Final answer
    x = 5,645,674.49

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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.