Home / 43,535,103.54-65,312,103.16-13,242,179.22

Finding the Fourth Proportional to 43,535,103.54, 65,312,103.16 and 13,242,179.22

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Solution

The fourth proportional to 43,535,103.54, 65,312,103.16 and 13,242,179.22 is: 19,866,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,103.54 : 65,312,103.16 = 13,242,179.22 : x
  2. Step 2: Convert to fraction form
    43,535,103.54/65,312,103.16 = 13,242,179.22/x
  3. Step 3: Cross multiply
    43,535,103.54x = 65,312,103.16 × 13,242,179.22
  4. Step 4: Simplify right side
    43,535,103.54x = 864,874,575,213,637.50
  5. Step 5: Solve for x
    x = 864,874,575,213,637.50/43,535,103.54
  6. Step 6: Final answer
    x = 19,866,142.60

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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.