Home / 7,109,141.58-9,810,570.96-3,845,943.18

Finding the Fourth Proportional to 7,109,141.58, 9,810,570.96 and 3,845,943.18

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Solution

The fourth proportional to 7,109,141.58, 9,810,570.96 and 3,845,943.18 is: 5,307,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,141.58 : 9,810,570.96 = 3,845,943.18 : x
  2. Step 2: Convert to fraction form
    7,109,141.58/9,810,570.96 = 3,845,943.18/x
  3. Step 3: Cross multiply
    7,109,141.58x = 9,810,570.96 × 3,845,943.18
  4. Step 4: Simplify right side
    7,109,141.58x = 37,730,898,475,518.05
  5. Step 5: Solve for x
    x = 37,730,898,475,518.05/7,109,141.58
  6. Step 6: Final answer
    x = 5,307,377.56

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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.