Home / 21,322,663,317.81-29,424,913,583.26-11,807,010,762.57

Finding the Fourth Proportional to 21,322,663,317.81, 29,424,913,583.26 and 11,807,010,762.57

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Solution

The fourth proportional to 21,322,663,317.81, 29,424,913,583.26 and 11,807,010,762.57 is: 16,293,474,515.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,322,663,317.81 : 29,424,913,583.26 = 11,807,010,762.57 : x
  2. Step 2: Convert to fraction form
    21,322,663,317.81/29,424,913,583.26 = 11,807,010,762.57/x
  3. Step 3: Cross multiply
    21,322,663,317.81x = 29,424,913,583.26 × 11,807,010,762.57
  4. Step 4: Simplify right side
    21,322,663,317.81x = 347,420,271,365,290,196,992
  5. Step 5: Solve for x
    x = 347,420,271,365,290,196,992/21,322,663,317.81
  6. Step 6: Final answer
    x = 16,293,474,515.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.