Home / 15,907,238.55-21,954,482.06-9,381,585.33

Finding the Fourth Proportional to 15,907,238.55, 21,954,482.06 and 9,381,585.33

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Solution

The fourth proportional to 15,907,238.55, 21,954,482.06 and 9,381,585.33 is: 12,948,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,907,238.55 : 21,954,482.06 = 9,381,585.33 : x
  2. Step 2: Convert to fraction form
    15,907,238.55/21,954,482.06 = 9,381,585.33/x
  3. Step 3: Cross multiply
    15,907,238.55x = 21,954,482.06 × 9,381,585.33
  4. Step 4: Simplify right side
    15,907,238.55x = 205,967,846,774,936.25
  5. Step 5: Solve for x
    x = 205,967,846,774,936.25/15,907,238.55
  6. Step 6: Final answer
    x = 12,948,057.96

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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.