Home / 5,333,811.57-7,360,659.72-2,886,422.67

Finding the Fourth Proportional to 5,333,811.57, 7,360,659.72 and 2,886,422.67

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Solution

The fourth proportional to 5,333,811.57, 7,360,659.72 and 2,886,422.67 is: 3,983,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,333,811.57 : 7,360,659.72 = 2,886,422.67 : x
  2. Step 2: Convert to fraction form
    5,333,811.57/7,360,659.72 = 2,886,422.67/x
  3. Step 3: Cross multiply
    5,333,811.57x = 7,360,659.72 × 2,886,422.67
  4. Step 4: Simplify right side
    5,333,811.57x = 21,245,975,081,963.85
  5. Step 5: Solve for x
    x = 21,245,975,081,963.85/5,333,811.57
  6. Step 6: Final answer
    x = 3,983,263.15

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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.