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Finding the Fourth Proportional to 16,236,859.83, 22,406,893.03 and 8,894,531.81

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Solution

The fourth proportional to 16,236,859.83, 22,406,893.03 and 8,894,531.81 is: 12,274,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,236,859.83 : 22,406,893.03 = 8,894,531.81 : x
  2. Step 2: Convert to fraction form
    16,236,859.83/22,406,893.03 = 8,894,531.81/x
  3. Step 3: Cross multiply
    16,236,859.83x = 22,406,893.03 × 8,894,531.81
  4. Step 4: Simplify right side
    16,236,859.83x = 199,298,822,818,602.31
  5. Step 5: Solve for x
    x = 199,298,822,818,602.31/16,236,859.83
  6. Step 6: Final answer
    x = 12,274,468.40

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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.