Home / 17,238,213.45-25,857,320.18-15,112,449.45

Finding the Fourth Proportional to 17,238,213.45, 25,857,320.18 and 15,112,449.45

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Solution

The fourth proportional to 17,238,213.45, 25,857,320.18 and 15,112,449.45 is: 22,668,674.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238,213.45 : 25,857,320.18 = 15,112,449.45 : x
  2. Step 2: Convert to fraction form
    17,238,213.45/25,857,320.18 = 15,112,449.45/x
  3. Step 3: Cross multiply
    17,238,213.45x = 25,857,320.18 × 15,112,449.45
  4. Step 4: Simplify right side
    17,238,213.45x = 390,767,444,057,152.62
  5. Step 5: Solve for x
    x = 390,767,444,057,152.62/17,238,213.45
  6. Step 6: Final answer
    x = 22,668,674.18

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1.5x scale

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.