Home / 12,506,486.04-17,245,245.36-8,147,488.86

Finding the Fourth Proportional to 12,506,486.04, 17,245,245.36 and 8,147,488.86

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Solution

The fourth proportional to 12,506,486.04, 17,245,245.36 and 8,147,488.86 is: 11,234,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,486.04 : 17,245,245.36 = 8,147,488.86 : x
  2. Step 2: Convert to fraction form
    12,506,486.04/17,245,245.36 = 8,147,488.86/x
  3. Step 3: Cross multiply
    12,506,486.04x = 17,245,245.36 × 8,147,488.86
  4. Step 4: Simplify right side
    12,506,486.04x = 140,505,444,458,566.69
  5. Step 5: Solve for x
    x = 140,505,444,458,566.69/12,506,486.04
  6. Step 6: Final answer
    x = 11,234,606.11

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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.