Home / 31,303,298.40-46,954,947.60-21,561,525.60

Finding the Fourth Proportional to 31,303,298.40, 46,954,947.60 and 21,561,525.60

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Solution

The fourth proportional to 31,303,298.40, 46,954,947.60 and 21,561,525.60 is: 32,342,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,303,298.40 : 46,954,947.60 = 21,561,525.60 : x
  2. Step 2: Convert to fraction form
    31,303,298.40/46,954,947.60 = 21,561,525.60/x
  3. Step 3: Cross multiply
    31,303,298.40x = 46,954,947.60 × 21,561,525.60
  4. Step 4: Simplify right side
    31,303,298.40x = 1,012,420,304,724,058.62
  5. Step 5: Solve for x
    x = 1,012,420,304,724,058.62/31,303,298.40
  6. Step 6: Final answer
    x = 32,342,288.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.