Home / 7,265,849.50-10,900,312.44-2,147,875.84

Finding the Fourth Proportional to 7,265,849.50, 10,900,312.44 and 2,147,875.84

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Solution

The fourth proportional to 7,265,849.50, 10,900,312.44 and 2,147,875.84 is: 3,222,268.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,265,849.50 : 10,900,312.44 = 2,147,875.84 : x
  2. Step 2: Convert to fraction form
    7,265,849.50/10,900,312.44 = 2,147,875.84/x
  3. Step 3: Cross multiply
    7,265,849.50x = 10,900,312.44 × 2,147,875.84
  4. Step 4: Simplify right side
    7,265,849.50x = 23,412,517,738,327.45
  5. Step 5: Solve for x
    x = 23,412,517,738,327.45/7,265,849.50
  6. Step 6: Final answer
    x = 3,222,268.47

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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.