Home / 9,872,879.93-13,624,473.55-5,521,955.86

Finding the Fourth Proportional to 9,872,879.93, 13,624,473.55 and 5,521,955.86

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Solution

The fourth proportional to 9,872,879.93, 13,624,473.55 and 5,521,955.86 is: 7,620,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,872,879.93 : 13,624,473.55 = 5,521,955.86 : x
  2. Step 2: Convert to fraction form
    9,872,879.93/13,624,473.55 = 5,521,955.86/x
  3. Step 3: Cross multiply
    9,872,879.93x = 13,624,473.55 × 5,521,955.86
  4. Step 4: Simplify right side
    9,872,879.93x = 75,233,741,558,837.52
  5. Step 5: Solve for x
    x = 75,233,741,558,837.52/9,872,879.93
  6. Step 6: Final answer
    x = 7,620,242.73

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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.