Home / 16,898,926.88-23,320,525.30-9,163,967.16

Finding the Fourth Proportional to 16,898,926.88, 23,320,525.30 and 9,163,967.16

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Solution

The fourth proportional to 16,898,926.88, 23,320,525.30 and 9,163,967.16 is: 12,646,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898,926.88 : 23,320,525.30 = 9,163,967.16 : x
  2. Step 2: Convert to fraction form
    16,898,926.88/23,320,525.30 = 9,163,967.16/x
  3. Step 3: Cross multiply
    16,898,926.88x = 23,320,525.30 × 9,163,967.16
  4. Step 4: Simplify right side
    16,898,926.88x = 213,708,528,003,149.16
  5. Step 5: Solve for x
    x = 213,708,528,003,149.16/16,898,926.88
  6. Step 6: Final answer
    x = 12,646,278.05

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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.