Home / 13,147,615.21-19,723,541.98-4,049,708.56

Finding the Fourth Proportional to 13,147,615.21, 19,723,541.98 and 4,049,708.56

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Solution

The fourth proportional to 13,147,615.21, 19,723,541.98 and 4,049,708.56 is: 6,075,215.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,147,615.21 : 19,723,541.98 = 4,049,708.56 : x
  2. Step 2: Convert to fraction form
    13,147,615.21/19,723,541.98 = 4,049,708.56/x
  3. Step 3: Cross multiply
    13,147,615.21x = 19,723,541.98 × 4,049,708.56
  4. Step 4: Simplify right side
    13,147,615.21x = 79,874,596,886,340.12
  5. Step 5: Solve for x
    x = 79,874,596,886,340.12/13,147,615.21
  6. Step 6: Final answer
    x = 6,075,215.59

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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.