Home / 23,378,915.49-32,263,899.76-13,065,638.28

Finding the Fourth Proportional to 23,378,915.49, 32,263,899.76 and 13,065,638.28

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Solution

The fourth proportional to 23,378,915.49, 32,263,899.76 and 13,065,638.28 is: 18,031,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378,915.49 : 32,263,899.76 = 13,065,638.28 : x
  2. Step 2: Convert to fraction form
    23,378,915.49/32,263,899.76 = 13,065,638.28/x
  3. Step 3: Cross multiply
    23,378,915.49x = 32,263,899.76 × 13,065,638.28
  4. Step 4: Simplify right side
    23,378,915.49x = 421,548,443,766,338.81
  5. Step 5: Solve for x
    x = 421,548,443,766,338.81/23,378,915.49
  6. Step 6: Final answer
    x = 18,031,137.67

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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.