Home / 21,525,343.49-29,704,965.48-11,735,795.67

Finding the Fourth Proportional to 21,525,343.49, 29,704,965.48 and 11,735,795.67

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Solution

The fourth proportional to 21,525,343.49, 29,704,965.48 and 11,735,795.67 is: 16,195,393.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,525,343.49 : 29,704,965.48 = 11,735,795.67 : x
  2. Step 2: Convert to fraction form
    21,525,343.49/29,704,965.48 = 11,735,795.67/x
  3. Step 3: Cross multiply
    21,525,343.49x = 29,704,965.48 × 11,735,795.67
  4. Step 4: Simplify right side
    21,525,343.49x = 348,611,405,257,683.50
  5. Step 5: Solve for x
    x = 348,611,405,257,683.50/21,525,343.49
  6. Step 6: Final answer
    x = 16,195,393.37

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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.