Home / 43,535,103.85-65,312,103.62-13,242,179.53

Finding the Fourth Proportional to 43,535,103.85, 65,312,103.62 and 13,242,179.53

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Solution

The fourth proportional to 43,535,103.85, 65,312,103.62 and 13,242,179.53 is: 19,866,143.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,103.85 : 65,312,103.62 = 13,242,179.53 : x
  2. Step 2: Convert to fraction form
    43,535,103.85/65,312,103.62 = 13,242,179.53/x
  3. Step 3: Cross multiply
    43,535,103.85x = 65,312,103.62 × 13,242,179.53
  4. Step 4: Simplify right side
    43,535,103.85x = 864,874,601,658,274.50
  5. Step 5: Solve for x
    x = 864,874,601,658,274.50/43,535,103.85
  6. Step 6: Final answer
    x = 19,866,143.07

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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.