Home / 7,113,983.67-9,818,627.43-4,058,197.92

Finding the Fourth Proportional to 7,113,983.67, 9,818,627.43 and 4,058,197.92

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Solution

The fourth proportional to 7,113,983.67, 9,818,627.43 and 4,058,197.92 is: 5,601,071.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,983.67 : 9,818,627.43 = 4,058,197.92 : x
  2. Step 2: Convert to fraction form
    7,113,983.67/9,818,627.43 = 4,058,197.92/x
  3. Step 3: Cross multiply
    7,113,983.67x = 9,818,627.43 × 4,058,197.92
  4. Step 4: Simplify right side
    7,113,983.67x = 39,845,933,413,680.95
  5. Step 5: Solve for x
    x = 39,845,933,413,680.95/7,113,983.67
  6. Step 6: Final answer
    x = 5,601,071.81

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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.