Home / 39,164,058.48-58,709,563.11-13,238,321.16

Finding the Fourth Proportional to 39,164,058.48, 58,709,563.11 and 13,238,321.16

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Solution

The fourth proportional to 39,164,058.48, 58,709,563.11 and 13,238,321.16 is: 19,845,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,164,058.48 : 58,709,563.11 = 13,238,321.16 : x
  2. Step 2: Convert to fraction form
    39,164,058.48/58,709,563.11 = 13,238,321.16/x
  3. Step 3: Cross multiply
    39,164,058.48x = 58,709,563.11 × 13,238,321.16
  4. Step 4: Simplify right side
    39,164,058.48x = 777,216,051,613,468.38
  5. Step 5: Solve for x
    x = 777,216,051,613,468.38/39,164,058.48
  6. Step 6: Final answer
    x = 19,845,135.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.