Home / 18,535,242.30-27,804,376.45-9,308,469.55

Finding the Fourth Proportional to 18,535,242.30, 27,804,376.45 and 9,308,469.55

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Solution

The fourth proportional to 18,535,242.30, 27,804,376.45 and 9,308,469.55 is: 13,963,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,242.30 : 27,804,376.45 = 9,308,469.55 : x
  2. Step 2: Convert to fraction form
    18,535,242.30/27,804,376.45 = 9,308,469.55/x
  3. Step 3: Cross multiply
    18,535,242.30x = 27,804,376.45 × 9,308,469.55
  4. Step 4: Simplify right side
    18,535,242.30x = 258,816,191,495,019.78
  5. Step 5: Solve for x
    x = 258,816,191,495,019.78/18,535,242.30
  6. Step 6: Final answer
    x = 13,963,464.16

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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.