Home / 12,581,743.31-18,872,583.23-3,483,810.56

Finding the Fourth Proportional to 12,581,743.31, 18,872,583.23 and 3,483,810.56

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Solution

The fourth proportional to 12,581,743.31, 18,872,583.23 and 3,483,810.56 is: 5,225,707.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,581,743.31 : 18,872,583.23 = 3,483,810.56 : x
  2. Step 2: Convert to fraction form
    12,581,743.31/18,872,583.23 = 3,483,810.56/x
  3. Step 3: Cross multiply
    12,581,743.31x = 18,872,583.23 × 3,483,810.56
  4. Step 4: Simplify right side
    12,581,743.31x = 65,748,504,639,370.95
  5. Step 5: Solve for x
    x = 65,748,504,639,370.95/12,581,743.31
  6. Step 6: Final answer
    x = 5,225,707.05

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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.