Home / 30,185,387.67-41,653,733.72-17,132,912.40

Finding the Fourth Proportional to 30,185,387.67, 41,653,733.72 and 17,132,912.40

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Solution

The fourth proportional to 30,185,387.67, 41,653,733.72 and 17,132,912.40 is: 23,642,226.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,185,387.67 : 41,653,733.72 = 17,132,912.40 : x
  2. Step 2: Convert to fraction form
    30,185,387.67/41,653,733.72 = 17,132,912.40/x
  3. Step 3: Cross multiply
    30,185,387.67x = 41,653,733.72 × 17,132,912.40
  4. Step 4: Simplify right side
    30,185,387.67x = 713,649,770,872,021.62
  5. Step 5: Solve for x
    x = 713,649,770,872,021.62/30,185,387.67
  6. Step 6: Final answer
    x = 23,642,226.45

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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.