Home / 9,590,643.20-13,235,092.94-5,180,368.84

Finding the Fourth Proportional to 9,590,643.20, 13,235,092.94 and 5,180,368.84

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Solution

The fourth proportional to 9,590,643.20, 13,235,092.94 and 5,180,368.84 is: 7,148,911.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,590,643.20 : 13,235,092.94 = 5,180,368.84 : x
  2. Step 2: Convert to fraction form
    9,590,643.20/13,235,092.94 = 5,180,368.84/x
  3. Step 3: Cross multiply
    9,590,643.20x = 13,235,092.94 × 5,180,368.84
  4. Step 4: Simplify right side
    9,590,643.20x = 68,562,663,040,743.19
  5. Step 5: Solve for x
    x = 68,562,663,040,743.19/9,590,643.20
  6. Step 6: Final answer
    x = 7,148,911.87

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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.