Home / 18,545,258.24-27,779,594.88-13,758,352.64

Finding the Fourth Proportional to 18,545,258.24, 27,779,594.88 and 13,758,352.64

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Solution

The fourth proportional to 18,545,258.24, 27,779,594.88 and 13,758,352.64 is: 20,609,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545,258.24 : 27,779,594.88 = 13,758,352.64 : x
  2. Step 2: Convert to fraction form
    18,545,258.24/27,779,594.88 = 13,758,352.64/x
  3. Step 3: Cross multiply
    18,545,258.24x = 27,779,594.88 × 13,758,352.64
  4. Step 4: Simplify right side
    18,545,258.24x = 382,201,462,555,378.50
  5. Step 5: Solve for x
    x = 382,201,462,555,378.50/18,545,258.24
  6. Step 6: Final answer
    x = 20,609,120.54

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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.