Home / 9,990,234.48-13,786,523.42-5,406,555.86

Finding the Fourth Proportional to 9,990,234.48, 13,786,523.42 and 5,406,555.86

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Solution

The fourth proportional to 9,990,234.48, 13,786,523.42 and 5,406,555.86 is: 7,461,046.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,234.48 : 13,786,523.42 = 5,406,555.86 : x
  2. Step 2: Convert to fraction form
    9,990,234.48/13,786,523.42 = 5,406,555.86/x
  3. Step 3: Cross multiply
    9,990,234.48x = 13,786,523.42 × 5,406,555.86
  4. Step 4: Simplify right side
    9,990,234.48x = 74,537,608,889,462.84
  5. Step 5: Solve for x
    x = 74,537,608,889,462.84/9,990,234.48
  6. Step 6: Final answer
    x = 7,461,046.99

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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.