Home / 21,302,637.60-31,958,103.60-9,172,077.60

Finding the Fourth Proportional to 21,302,637.60, 31,958,103.60 and 9,172,077.60

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Solution

The fourth proportional to 21,302,637.60, 31,958,103.60 and 9,172,077.60 is: 13,759,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,302,637.60 : 31,958,103.60 = 9,172,077.60 : x
  2. Step 2: Convert to fraction form
    21,302,637.60/31,958,103.60 = 9,172,077.60/x
  3. Step 3: Cross multiply
    21,302,637.60x = 31,958,103.60 × 9,172,077.60
  4. Step 4: Simplify right side
    21,302,637.60x = 293,122,206,168,039.38
  5. Step 5: Solve for x
    x = 293,122,206,168,039.38/21,302,637.60
  6. Step 6: Final answer
    x = 13,759,902.02

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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.