Home / 47,388,237.38-71,085,015.07-13,306,926.05

Finding the Fourth Proportional to 47,388,237.38, 71,085,015.07 and 13,306,926.05

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Solution

The fourth proportional to 47,388,237.38, 71,085,015.07 and 13,306,926.05 is: 19,961,135.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,237.38 : 71,085,015.07 = 13,306,926.05 : x
  2. Step 2: Convert to fraction form
    47,388,237.38/71,085,015.07 = 13,306,926.05/x
  3. Step 3: Cross multiply
    47,388,237.38x = 71,085,015.07 × 13,306,926.05
  4. Step 4: Simplify right side
    47,388,237.38x = 945,923,038,799,625.50
  5. Step 5: Solve for x
    x = 945,923,038,799,625.50/47,388,237.38
  6. Step 6: Final answer
    x = 19,961,135.74

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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.