Home / 14,386,912.22-19,853,707.20-7,860,401.48

Finding the Fourth Proportional to 14,386,912.22, 19,853,707.20 and 7,860,401.48

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Solution

The fourth proportional to 14,386,912.22, 19,853,707.20 and 7,860,401.48 is: 10,847,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,912.22 : 19,853,707.20 = 7,860,401.48 : x
  2. Step 2: Convert to fraction form
    14,386,912.22/19,853,707.20 = 7,860,401.48/x
  3. Step 3: Cross multiply
    14,386,912.22x = 19,853,707.20 × 7,860,401.48
  4. Step 4: Simplify right side
    14,386,912.22x = 156,058,109,458,366.66
  5. Step 5: Solve for x
    x = 156,058,109,458,366.66/14,386,912.22
  6. Step 6: Final answer
    x = 10,847,227.47

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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.