Home / 5,615,214.31-7,748,995.76-3,036,895.09

Finding the Fourth Proportional to 5,615,214.31, 7,748,995.76 and 3,036,895.09

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Solution

The fourth proportional to 5,615,214.31, 7,748,995.76 and 3,036,895.09 is: 4,190,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,615,214.31 : 7,748,995.76 = 3,036,895.09 : x
  2. Step 2: Convert to fraction form
    5,615,214.31/7,748,995.76 = 3,036,895.09/x
  3. Step 3: Cross multiply
    5,615,214.31x = 7,748,995.76 × 3,036,895.09
  4. Step 4: Simplify right side
    5,615,214.31x = 23,532,887,175,974.82
  5. Step 5: Solve for x
    x = 23,532,887,175,974.82/5,615,214.31
  6. Step 6: Final answer
    x = 4,190,915.23

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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.