Home / 47,970,388.45-66,199,136.16-25,943,887.87

Finding the Fourth Proportional to 47,970,388.45, 66,199,136.16 and 25,943,887.87

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Solution

The fourth proportional to 47,970,388.45, 66,199,136.16 and 25,943,887.87 is: 35,802,565.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,970,388.45 : 66,199,136.16 = 25,943,887.87 : x
  2. Step 2: Convert to fraction form
    47,970,388.45/66,199,136.16 = 25,943,887.87/x
  3. Step 3: Cross multiply
    47,970,388.45x = 66,199,136.16 × 25,943,887.87
  4. Step 4: Simplify right side
    47,970,388.45x = 1,717,462,965,708,651.25
  5. Step 5: Solve for x
    x = 1,717,462,965,708,651.25/47,970,388.45
  6. Step 6: Final answer
    x = 35,802,565.31

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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.