Home / 7,113,236.98-10,669,883.49-1,721,878.75

Finding the Fourth Proportional to 7,113,236.98, 10,669,883.49 and 1,721,878.75

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Solution

The fourth proportional to 7,113,236.98, 10,669,883.49 and 1,721,878.75 is: 2,582,824.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,236.98 : 10,669,883.49 = 1,721,878.75 : x
  2. Step 2: Convert to fraction form
    7,113,236.98/10,669,883.49 = 1,721,878.75/x
  3. Step 3: Cross multiply
    7,113,236.98x = 10,669,883.49 × 1,721,878.75
  4. Step 4: Simplify right side
    7,113,236.98x = 18,372,245,646,406.84
  5. Step 5: Solve for x
    x = 18,372,245,646,406.84/7,113,236.98
  6. Step 6: Final answer
    x = 2,582,824.91

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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.