Home / 34,185,490.56-47,175,987.84-18,716,557.44

Finding the Fourth Proportional to 34,185,490.56, 47,175,987.84 and 18,716,557.44

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Solution

The fourth proportional to 34,185,490.56, 47,175,987.84 and 18,716,557.44 is: 25,828,855.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,185,490.56 : 47,175,987.84 = 18,716,557.44 : x
  2. Step 2: Convert to fraction form
    34,185,490.56/47,175,987.84 = 18,716,557.44/x
  3. Step 3: Cross multiply
    34,185,490.56x = 47,175,987.84 × 18,716,557.44
  4. Step 4: Simplify right side
    34,185,490.56x = 882,972,086,196,101.62
  5. Step 5: Solve for x
    x = 882,972,086,196,101.62/34,185,490.56
  6. Step 6: Final answer
    x = 25,828,855.22

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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.