Home / 19,058,032.74-28,570,976.66-8,267,204.64

Finding the Fourth Proportional to 19,058,032.74, 28,570,976.66 and 8,267,204.64

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Solution

The fourth proportional to 19,058,032.74, 28,570,976.66 and 8,267,204.64 is: 12,393,834.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058,032.74 : 28,570,976.66 = 8,267,204.64 : x
  2. Step 2: Convert to fraction form
    19,058,032.74/28,570,976.66 = 8,267,204.64/x
  3. Step 3: Cross multiply
    19,058,032.74x = 28,570,976.66 × 8,267,204.64
  4. Step 4: Simplify right side
    19,058,032.74x = 236,202,110,812,883.69
  5. Step 5: Solve for x
    x = 236,202,110,812,883.69/19,058,032.74
  6. Step 6: Final answer
    x = 12,393,834.87

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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.