Home / 7,721,321.31-11,582,071.14-2,330,018.43

Finding the Fourth Proportional to 7,721,321.31, 11,582,071.14 and 2,330,018.43

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Solution

The fourth proportional to 7,721,321.31, 11,582,071.14 and 2,330,018.43 is: 3,495,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,321.31 : 11,582,071.14 = 2,330,018.43 : x
  2. Step 2: Convert to fraction form
    7,721,321.31/11,582,071.14 = 2,330,018.43/x
  3. Step 3: Cross multiply
    7,721,321.31x = 11,582,071.14 × 2,330,018.43
  4. Step 4: Simplify right side
    7,721,321.31x = 26,986,439,213,771.11
  5. Step 5: Solve for x
    x = 26,986,439,213,771.11/7,721,321.31
  6. Step 6: Final answer
    x = 3,495,054.55

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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.