Home / 38,610,524.16-53,283,162.24-21,208,477.44

Finding the Fourth Proportional to 38,610,524.16, 53,283,162.24 and 21,208,477.44

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Solution

The fourth proportional to 38,610,524.16, 53,283,162.24 and 21,208,477.44 is: 29,268,049.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,610,524.16 : 53,283,162.24 = 21,208,477.44 : x
  2. Step 2: Convert to fraction form
    38,610,524.16/53,283,162.24 = 21,208,477.44/x
  3. Step 3: Cross multiply
    38,610,524.16x = 53,283,162.24 × 21,208,477.44
  4. Step 4: Simplify right side
    38,610,524.16x = 1,130,054,744,298,900
  5. Step 5: Solve for x
    x = 1,130,054,744,298,900/38,610,524.16
  6. Step 6: Final answer
    x = 29,268,049.81

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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.