Home / 5,333,820.06-7,360,619.67-2,886,378.78

Finding the Fourth Proportional to 5,333,820.06, 7,360,619.67 and 2,886,378.78

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Solution

The fourth proportional to 5,333,820.06, 7,360,619.67 and 2,886,378.78 is: 3,983,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,820.06 : 7,360,619.67 = 2,886,378.78 : x
  2. Step 2: Convert to fraction form
    5,333,820.06/7,360,619.67 = 2,886,378.78/x
  3. Step 3: Cross multiply
    5,333,820.06x = 7,360,619.67 × 2,886,378.78
  4. Step 4: Simplify right side
    5,333,820.06x = 21,245,536,423,138.60
  5. Step 5: Solve for x
    x = 21,245,536,423,138.60/5,333,820.06
  6. Step 6: Final answer
    x = 3,983,174.57

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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.