Home / 7,113,236.67-10,669,883.02-1,721,878.43

Finding the Fourth Proportional to 7,113,236.67, 10,669,883.02 and 1,721,878.43

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Solution

The fourth proportional to 7,113,236.67, 10,669,883.02 and 1,721,878.43 is: 2,582,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,236.67 : 10,669,883.02 = 1,721,878.43 : x
  2. Step 2: Convert to fraction form
    7,113,236.67/10,669,883.02 = 1,721,878.43/x
  3. Step 3: Cross multiply
    7,113,236.67x = 10,669,883.02 × 1,721,878.43
  4. Step 4: Simplify right side
    7,113,236.67x = 18,372,241,422,761.26
  5. Step 5: Solve for x
    x = 18,372,241,422,761.26/7,113,236.67
  6. Step 6: Final answer
    x = 2,582,824.43

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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.