Home / 12,385,185.99-17,091,767.87-6,803,667.77

Finding the Fourth Proportional to 12,385,185.99, 17,091,767.87 and 6,803,667.77

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Solution

The fourth proportional to 12,385,185.99, 17,091,767.87 and 6,803,667.77 is: 9,389,177.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,385,185.99 : 17,091,767.87 = 6,803,667.77 : x
  2. Step 2: Convert to fraction form
    12,385,185.99/17,091,767.87 = 6,803,667.77/x
  3. Step 3: Cross multiply
    12,385,185.99x = 17,091,767.87 × 6,803,667.77
  4. Step 4: Simplify right side
    12,385,185.99x = 116,286,710,069,963.36
  5. Step 5: Solve for x
    x = 116,286,710,069,963.36/12,385,185.99
  6. Step 6: Final answer
    x = 9,389,177.54

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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.