Home / 6,585,735.31-9,878,547.52-5,147,628.36

Finding the Fourth Proportional to 6,585,735.31, 9,878,547.52 and 5,147,628.36

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Solution

The fourth proportional to 6,585,735.31, 9,878,547.52 and 5,147,628.36 is: 7,721,399.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,585,735.31 : 9,878,547.52 = 5,147,628.36 : x
  2. Step 2: Convert to fraction form
    6,585,735.31/9,878,547.52 = 5,147,628.36/x
  3. Step 3: Cross multiply
    6,585,735.31x = 9,878,547.52 × 5,147,628.36
  4. Step 4: Simplify right side
    6,585,735.31x = 50,851,091,338,949.66
  5. Step 5: Solve for x
    x = 50,851,091,338,949.66/6,585,735.31
  6. Step 6: Final answer
    x = 7,721,399.20

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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.