Home / 21,928,002.67-30,260,276.22-12,138,237.37

Finding the Fourth Proportional to 21,928,002.67, 30,260,276.22 and 12,138,237.37

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Solution

The fourth proportional to 21,928,002.67, 30,260,276.22 and 12,138,237.37 is: 16,750,564.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,928,002.67 : 30,260,276.22 = 12,138,237.37 : x
  2. Step 2: Convert to fraction form
    21,928,002.67/30,260,276.22 = 12,138,237.37/x
  3. Step 3: Cross multiply
    21,928,002.67x = 30,260,276.22 × 12,138,237.37
  4. Step 4: Simplify right side
    21,928,002.67x = 367,306,415,640,126.31
  5. Step 5: Solve for x
    x = 367,306,415,640,126.31/21,928,002.67
  6. Step 6: Final answer
    x = 16,750,564.16

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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.