Home / 30,335,904.30-45,503,856.45-11,180,408.70

Finding the Fourth Proportional to 30,335,904.30, 45,503,856.45 and 11,180,408.70

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Solution

The fourth proportional to 30,335,904.30, 45,503,856.45 and 11,180,408.70 is: 16,770,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335,904.30 : 45,503,856.45 = 11,180,408.70 : x
  2. Step 2: Convert to fraction form
    30,335,904.30/45,503,856.45 = 11,180,408.70/x
  3. Step 3: Cross multiply
    30,335,904.30x = 45,503,856.45 × 11,180,408.70
  4. Step 4: Simplify right side
    30,335,904.30x = 508,751,712,537,131.12
  5. Step 5: Solve for x
    x = 508,751,712,537,131.12/30,335,904.30
  6. Step 6: Final answer
    x = 16,770,613.05

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Similar ratio
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1.5x scale

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.