Home / 36,797,636.85-55,196,256.51-21,225,372.40

Finding the Fourth Proportional to 36,797,636.85, 55,196,256.51 and 21,225,372.40

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Solution

The fourth proportional to 36,797,636.85, 55,196,256.51 and 21,225,372.40 is: 31,837,943.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797,636.85 : 55,196,256.51 = 21,225,372.40 : x
  2. Step 2: Convert to fraction form
    36,797,636.85/55,196,256.51 = 21,225,372.40/x
  3. Step 3: Cross multiply
    36,797,636.85x = 55,196,256.51 × 21,225,372.40
  4. Step 4: Simplify right side
    36,797,636.85x = 1,171,561,099,189,595.50
  5. Step 5: Solve for x
    x = 1,171,561,099,189,595.50/36,797,636.85
  6. Step 6: Final answer
    x = 31,837,943.94

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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.