Home / 16,898,909.03-23,320,500.67-9,163,949.30

Finding the Fourth Proportional to 16,898,909.03, 23,320,500.67 and 9,163,949.30

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Solution

The fourth proportional to 16,898,909.03, 23,320,500.67 and 9,163,949.30 is: 12,646,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,909.03 : 23,320,500.67 = 9,163,949.30 : x
  2. Step 2: Convert to fraction form
    16,898,909.03/23,320,500.67 = 9,163,949.30/x
  3. Step 3: Cross multiply
    16,898,909.03x = 23,320,500.67 × 9,163,949.30
  4. Step 4: Simplify right side
    16,898,909.03x = 213,707,885,628,073.78
  5. Step 5: Solve for x
    x = 213,707,885,628,073.78/16,898,909.03
  6. Step 6: Final answer
    x = 12,646,253.39

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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.