Home / 12,091,698.18-16,686,379.71-6,864,658.83

Finding the Fourth Proportional to 12,091,698.18, 16,686,379.71 and 6,864,658.83

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Solution

The fourth proportional to 12,091,698.18, 16,686,379.71 and 6,864,658.83 is: 9,473,136.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,091,698.18 : 16,686,379.71 = 6,864,658.83 : x
  2. Step 2: Convert to fraction form
    12,091,698.18/16,686,379.71 = 6,864,658.83/x
  3. Step 3: Cross multiply
    12,091,698.18x = 16,686,379.71 × 6,864,658.83
  4. Step 4: Simplify right side
    12,091,698.18x = 114,546,303,816,984.34
  5. Step 5: Solve for x
    x = 114,546,303,816,984.34/12,091,698.18
  6. Step 6: Final answer
    x = 9,473,136.21

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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.