Home / 29,828,349.45-41,168,772.32-18,670,016.66

Finding the Fourth Proportional to 29,828,349.45, 41,168,772.32 and 18,670,016.66

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Solution

The fourth proportional to 29,828,349.45, 41,168,772.32 and 18,670,016.66 is: 25,768,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,828,349.45 : 41,168,772.32 = 18,670,016.66 : x
  2. Step 2: Convert to fraction form
    29,828,349.45/41,168,772.32 = 18,670,016.66/x
  3. Step 3: Cross multiply
    29,828,349.45x = 41,168,772.32 × 18,670,016.66
  4. Step 4: Simplify right side
    29,828,349.45x = 768,621,664,786,952.88
  5. Step 5: Solve for x
    x = 768,621,664,786,952.88/29,828,349.45
  6. Step 6: Final answer
    x = 25,768,159.45

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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.