Home / 9,731,969.79-13,430,401.17-5,321,954.76

Finding the Fourth Proportional to 9,731,969.79, 13,430,401.17 and 5,321,954.76

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Solution

The fourth proportional to 9,731,969.79, 13,430,401.17 and 5,321,954.76 is: 7,344,452.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,731,969.79 : 13,430,401.17 = 5,321,954.76 : x
  2. Step 2: Convert to fraction form
    9,731,969.79/13,430,401.17 = 5,321,954.76/x
  3. Step 3: Cross multiply
    9,731,969.79x = 13,430,401.17 × 5,321,954.76
  4. Step 4: Simplify right side
    9,731,969.79x = 71,475,987,408,781.28
  5. Step 5: Solve for x
    x = 71,475,987,408,781.28/9,731,969.79
  6. Step 6: Final answer
    x = 7,344,452.25

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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.