Home / 11,223,639.82-15,480,586.05-7,296,069.40

Finding the Fourth Proportional to 11,223,639.82, 15,480,586.05 and 7,296,069.40

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Solution

The fourth proportional to 11,223,639.82, 15,480,586.05 and 7,296,069.40 is: 10,063,351.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223,639.82 : 15,480,586.05 = 7,296,069.40 : x
  2. Step 2: Convert to fraction form
    11,223,639.82/15,480,586.05 = 7,296,069.40/x
  3. Step 3: Cross multiply
    11,223,639.82x = 15,480,586.05 × 7,296,069.40
  4. Step 4: Simplify right side
    11,223,639.82x = 112,947,430,173,471.88
  5. Step 5: Solve for x
    x = 112,947,430,173,471.88/11,223,639.82
  6. Step 6: Final answer
    x = 10,063,351.28

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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.