Home / 14,346,947.52-19,798,626.41-7,820,433.78

Finding the Fourth Proportional to 14,346,947.52, 19,798,626.41 and 7,820,433.78

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Solution

The fourth proportional to 14,346,947.52, 19,798,626.41 and 7,820,433.78 is: 10,792,110.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,947.52 : 19,798,626.41 = 7,820,433.78 : x
  2. Step 2: Convert to fraction form
    14,346,947.52/19,798,626.41 = 7,820,433.78/x
  3. Step 3: Cross multiply
    14,346,947.52x = 19,798,626.41 × 7,820,433.78
  4. Step 4: Simplify right side
    14,346,947.52x = 154,833,846,735,261.97
  5. Step 5: Solve for x
    x = 154,833,846,735,261.97/14,346,947.52
  6. Step 6: Final answer
    x = 10,792,110.76

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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.