Home / 7,831,282.50-10,809,156.17-5,351,507.39

Finding the Fourth Proportional to 7,831,282.50, 10,809,156.17 and 5,351,507.39

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Solution

The fourth proportional to 7,831,282.50, 10,809,156.17 and 5,351,507.39 is: 7,386,437.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,282.50 : 10,809,156.17 = 5,351,507.39 : x
  2. Step 2: Convert to fraction form
    7,831,282.50/10,809,156.17 = 5,351,507.39/x
  3. Step 3: Cross multiply
    7,831,282.50x = 10,809,156.17 × 5,351,507.39
  4. Step 4: Simplify right side
    7,831,282.50x = 57,845,279,163,820.75
  5. Step 5: Solve for x
    x = 57,845,279,163,820.75/7,831,282.50
  6. Step 6: Final answer
    x = 7,386,437.56

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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.