Home / 64,339,513.20-96,523,266.60-21,201,375.60

Finding the Fourth Proportional to 64,339,513.20, 96,523,266.60 and 21,201,375.60

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Solution

The fourth proportional to 64,339,513.20, 96,523,266.60 and 21,201,375.60 is: 31,806,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,339,513.20 : 96,523,266.60 = 21,201,375.60 : x
  2. Step 2: Convert to fraction form
    64,339,513.20/96,523,266.60 = 21,201,375.60/x
  3. Step 3: Cross multiply
    64,339,513.20x = 96,523,266.60 × 21,201,375.60
  4. Step 4: Simplify right side
    64,339,513.20x = 2,046,426,029,325,535
  5. Step 5: Solve for x
    x = 2,046,426,029,325,535/64,339,513.20
  6. Step 6: Final answer
    x = 31,806,675.67

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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.