Home / 18,575,216.10-27,862,824.15-4,928,336.10

Finding the Fourth Proportional to 18,575,216.10, 27,862,824.15 and 4,928,336.10

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Solution

The fourth proportional to 18,575,216.10, 27,862,824.15 and 4,928,336.10 is: 7,392,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575,216.10 : 27,862,824.15 = 4,928,336.10 : x
  2. Step 2: Convert to fraction form
    18,575,216.10/27,862,824.15 = 4,928,336.10/x
  3. Step 3: Cross multiply
    18,575,216.10x = 27,862,824.15 × 4,928,336.10
  4. Step 4: Simplify right side
    18,575,216.10x = 137,317,362,106,396.80
  5. Step 5: Solve for x
    x = 137,317,362,106,396.80/18,575,216.10
  6. Step 6: Final answer
    x = 7,392,504.15

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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.