Home / 27,670,009.20-41,516,823.60-13,285,672.80

Finding the Fourth Proportional to 27,670,009.20, 41,516,823.60 and 13,285,672.80

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Solution

The fourth proportional to 27,670,009.20, 41,516,823.60 and 13,285,672.80 is: 19,934,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,670,009.20 : 41,516,823.60 = 13,285,672.80 : x
  2. Step 2: Convert to fraction form
    27,670,009.20/41,516,823.60 = 13,285,672.80/x
  3. Step 3: Cross multiply
    27,670,009.20x = 41,516,823.60 × 13,285,672.80
  4. Step 4: Simplify right side
    27,670,009.20x = 551,578,934,044,918.12
  5. Step 5: Solve for x
    x = 551,578,934,044,918.12/27,670,009.20
  6. Step 6: Final answer
    x = 19,934,179.64

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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.