Home / 16,898,909.60-23,320,501.44-9,163,949.87

Finding the Fourth Proportional to 16,898,909.60, 23,320,501.44 and 9,163,949.87

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Solution

The fourth proportional to 16,898,909.60, 23,320,501.44 and 9,163,949.87 is: 12,646,254.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,909.60 : 23,320,501.44 = 9,163,949.87 : x
  2. Step 2: Convert to fraction form
    16,898,909.60/23,320,501.44 = 9,163,949.87/x
  3. Step 3: Cross multiply
    16,898,909.60x = 23,320,501.44 × 9,163,949.87
  4. Step 4: Simplify right side
    16,898,909.60x = 213,707,906,022,820.31
  5. Step 5: Solve for x
    x = 213,707,906,022,820.31/16,898,909.60
  6. Step 6: Final answer
    x = 12,646,254.18

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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.