Home / 30,335,919.30-45,503,878.95-11,180,423.70

Finding the Fourth Proportional to 30,335,919.30, 45,503,878.95 and 11,180,423.70

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Solution

The fourth proportional to 30,335,919.30, 45,503,878.95 and 11,180,423.70 is: 16,770,635.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,335,919.30 : 45,503,878.95 = 11,180,423.70 : x
  2. Step 2: Convert to fraction form
    30,335,919.30/45,503,878.95 = 11,180,423.70/x
  3. Step 3: Cross multiply
    30,335,919.30x = 45,503,878.95 × 11,180,423.70
  4. Step 4: Simplify right side
    30,335,919.30x = 508,752,646,654,511.12
  5. Step 5: Solve for x
    x = 508,752,646,654,511.12/30,335,919.30
  6. Step 6: Final answer
    x = 16,770,635.55

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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.