Home / 38,461,484.23-53,074,745.90-21,054,462.32

Finding the Fourth Proportional to 38,461,484.23, 53,074,745.90 and 21,054,462.32

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Solution

The fourth proportional to 38,461,484.23, 53,074,745.90 and 21,054,462.32 is: 29,054,007.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,461,484.23 : 53,074,745.90 = 21,054,462.32 : x
  2. Step 2: Convert to fraction form
    38,461,484.23/53,074,745.90 = 21,054,462.32/x
  3. Step 3: Cross multiply
    38,461,484.23x = 53,074,745.90 × 21,054,462.32
  4. Step 4: Simplify right side
    38,461,484.23x = 1,117,460,237,801,493.38
  5. Step 5: Solve for x
    x = 1,117,460,237,801,493.38/38,461,484.23
  6. Step 6: Final answer
    x = 29,054,007.15

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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.