Home / 10,789,440.48-16,186,493.52-5,740,017.12

Finding the Fourth Proportional to 10,789,440.48, 16,186,493.52 and 5,740,017.12

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Solution

The fourth proportional to 10,789,440.48, 16,186,493.52 and 5,740,017.12 is: 8,611,266.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789,440.48 : 16,186,493.52 = 5,740,017.12 : x
  2. Step 2: Convert to fraction form
    10,789,440.48/16,186,493.52 = 5,740,017.12/x
  3. Step 3: Cross multiply
    10,789,440.48x = 16,186,493.52 × 5,740,017.12
  4. Step 4: Simplify right side
    10,789,440.48x = 92,910,749,917,569.06
  5. Step 5: Solve for x
    x = 92,910,749,917,569.06/10,789,440.48
  6. Step 6: Final answer
    x = 8,611,266.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.