Home / 31,967,009.44-47,962,593.65-19,196,416.60

Finding the Fourth Proportional to 31,967,009.44, 47,962,593.65 and 19,196,416.60

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Solution

The fourth proportional to 31,967,009.44, 47,962,593.65 and 19,196,416.60 is: 28,801,878.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,967,009.44 : 47,962,593.65 = 19,196,416.60 : x
  2. Step 2: Convert to fraction form
    31,967,009.44/47,962,593.65 = 19,196,416.60/x
  3. Step 3: Cross multiply
    31,967,009.44x = 47,962,593.65 × 19,196,416.60
  4. Step 4: Simplify right side
    31,967,009.44x = 920,709,928,849,999.25
  5. Step 5: Solve for x
    x = 920,709,928,849,999.25/31,967,009.44
  6. Step 6: Final answer
    x = 28,801,878.72

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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.