Home / 27,639,464.63-38,142,353.93-15,250,329.27

Finding the Fourth Proportional to 27,639,464.63, 38,142,353.93 and 15,250,329.27

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Solution

The fourth proportional to 27,639,464.63, 38,142,353.93 and 15,250,329.27 is: 21,045,395.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639,464.63 : 38,142,353.93 = 15,250,329.27 : x
  2. Step 2: Convert to fraction form
    27,639,464.63/38,142,353.93 = 15,250,329.27/x
  3. Step 3: Cross multiply
    27,639,464.63x = 38,142,353.93 × 15,250,329.27
  4. Step 4: Simplify right side
    27,639,464.63x = 581,683,456,489,126.88
  5. Step 5: Solve for x
    x = 581,683,456,489,126.88/27,639,464.63
  6. Step 6: Final answer
    x = 21,045,395.21

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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.