Home / 21,352,588.86-29,466,601.04-11,563,049.92

Finding the Fourth Proportional to 21,352,588.86, 29,466,601.04 and 11,563,049.92

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Solution

The fourth proportional to 21,352,588.86, 29,466,601.04 and 11,563,049.92 is: 15,957,024.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,588.86 : 29,466,601.04 = 11,563,049.92 : x
  2. Step 2: Convert to fraction form
    21,352,588.86/29,466,601.04 = 11,563,049.92/x
  3. Step 3: Cross multiply
    21,352,588.86x = 29,466,601.04 × 11,563,049.92
  4. Step 4: Simplify right side
    21,352,588.86x = 340,723,778,798,243.88
  5. Step 5: Solve for x
    x = 340,723,778,798,243.88/21,352,588.86
  6. Step 6: Final answer
    x = 15,957,024.28

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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.