Home / 21,630,665.37-29,850,315.98-11,707,546.34

Finding the Fourth Proportional to 21,630,665.37, 29,850,315.98 and 11,707,546.34

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Solution

The fourth proportional to 21,630,665.37, 29,850,315.98 and 11,707,546.34 is: 16,156,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,630,665.37 : 29,850,315.98 = 11,707,546.34 : x
  2. Step 2: Convert to fraction form
    21,630,665.37/29,850,315.98 = 11,707,546.34/x
  3. Step 3: Cross multiply
    21,630,665.37x = 29,850,315.98 × 11,707,546.34
  4. Step 4: Simplify right side
    21,630,665.37x = 349,473,957,391,703.25
  5. Step 5: Solve for x
    x = 349,473,957,391,703.25/21,630,665.37
  6. Step 6: Final answer
    x = 16,156,412.73

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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.