Home / 12,043,315.85-16,619,733.78-6,536,690.40

Finding the Fourth Proportional to 12,043,315.85, 16,619,733.78 and 6,536,690.40

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Solution

The fourth proportional to 12,043,315.85, 16,619,733.78 and 6,536,690.40 is: 9,020,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,315.85 : 16,619,733.78 = 6,536,690.40 : x
  2. Step 2: Convert to fraction form
    12,043,315.85/16,619,733.78 = 6,536,690.40/x
  3. Step 3: Cross multiply
    12,043,315.85x = 16,619,733.78 × 6,536,690.40
  4. Step 4: Simplify right side
    12,043,315.85x = 108,638,054,288,093.11
  5. Step 5: Solve for x
    x = 108,638,054,288,093.11/12,043,315.85
  6. Step 6: Final answer
    x = 9,020,609.91

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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.