Home / 43,535,103.48-65,312,103.06-13,242,179.16

Finding the Fourth Proportional to 43,535,103.48, 65,312,103.06 and 13,242,179.16

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Solution

The fourth proportional to 43,535,103.48, 65,312,103.06 and 13,242,179.16 is: 19,866,142.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,535,103.48 : 65,312,103.06 = 13,242,179.16 : x
  2. Step 2: Convert to fraction form
    43,535,103.48/65,312,103.06 = 13,242,179.16/x
  3. Step 3: Cross multiply
    43,535,103.48x = 65,312,103.06 × 13,242,179.16
  4. Step 4: Simplify right side
    43,535,103.48x = 864,874,569,873,624
  5. Step 5: Solve for x
    x = 864,874,569,873,624/43,535,103.48
  6. Step 6: Final answer
    x = 19,866,142.51

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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.