Home / 43,322,329.72-65,004,513.47-19,058,103.77

Finding the Fourth Proportional to 43,322,329.72, 65,004,513.47 and 19,058,103.77

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Solution

The fourth proportional to 43,322,329.72, 65,004,513.47 and 19,058,103.77 is: 28,596,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,322,329.72 : 65,004,513.47 = 19,058,103.77 : x
  2. Step 2: Convert to fraction form
    43,322,329.72/65,004,513.47 = 19,058,103.77/x
  3. Step 3: Cross multiply
    43,322,329.72x = 65,004,513.47 × 19,058,103.77
  4. Step 4: Simplify right side
    43,322,329.72x = 1,238,862,763,439,779.25
  5. Step 5: Solve for x
    x = 1,238,862,763,439,779.25/43,322,329.72
  6. Step 6: Final answer
    x = 28,596,402.17

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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.