Home / 8,653,174.90-11,945,058.35-5,391,601.08

Finding the Fourth Proportional to 8,653,174.90, 11,945,058.35 and 5,391,601.08

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Solution

The fourth proportional to 8,653,174.90, 11,945,058.35 and 5,391,601.08 is: 7,442,700.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,653,174.90 : 11,945,058.35 = 5,391,601.08 : x
  2. Step 2: Convert to fraction form
    8,653,174.90/11,945,058.35 = 5,391,601.08/x
  3. Step 3: Cross multiply
    8,653,174.90x = 11,945,058.35 × 5,391,601.08
  4. Step 4: Simplify right side
    8,653,174.90x = 64,402,989,500,523.02
  5. Step 5: Solve for x
    x = 64,402,989,500,523.02/8,653,174.90
  6. Step 6: Final answer
    x = 7,442,700.54

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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.