Home / 65,384,613.34-90,229,664.07-36,018,692.86

Finding the Fourth Proportional to 65,384,613.34, 90,229,664.07 and 36,018,692.86

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Solution

The fourth proportional to 65,384,613.34, 90,229,664.07 and 36,018,692.86 is: 49,705,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,384,613.34 : 90,229,664.07 = 36,018,692.86 : x
  2. Step 2: Convert to fraction form
    65,384,613.34/90,229,664.07 = 36,018,692.86/x
  3. Step 3: Cross multiply
    65,384,613.34x = 90,229,664.07 × 36,018,692.86
  4. Step 4: Simplify right side
    65,384,613.34x = 3,249,954,556,998,307
  5. Step 5: Solve for x
    x = 3,249,954,556,998,307/65,384,613.34
  6. Step 6: Final answer
    x = 49,705,188.90

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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.