Home / 30,185,355.48-41,653,689.24-17,132,880.12

Finding the Fourth Proportional to 30,185,355.48, 41,653,689.24 and 17,132,880.12

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Solution

The fourth proportional to 30,185,355.48, 41,653,689.24 and 17,132,880.12 is: 23,642,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,355.48 : 41,653,689.24 = 17,132,880.12 : x
  2. Step 2: Convert to fraction form
    30,185,355.48/41,653,689.24 = 17,132,880.12/x
  3. Step 3: Cross multiply
    30,185,355.48x = 41,653,689.24 × 17,132,880.12
  4. Step 4: Simplify right side
    30,185,355.48x = 713,647,664,304,654
  5. Step 5: Solve for x
    x = 713,647,664,304,654/30,185,355.48
  6. Step 6: Final answer
    x = 23,642,181.88

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1.5x scale

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.