Home / 8,590,890.20-12,886,043.70-2,201,205.20

Finding the Fourth Proportional to 8,590,890.20, 12,886,043.70 and 2,201,205.20

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Solution

The fourth proportional to 8,590,890.20, 12,886,043.70 and 2,201,205.20 is: 3,301,733.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,890.20 : 12,886,043.70 = 2,201,205.20 : x
  2. Step 2: Convert to fraction form
    8,590,890.20/12,886,043.70 = 2,201,205.20/x
  3. Step 3: Cross multiply
    8,590,890.20x = 12,886,043.70 × 2,201,205.20
  4. Step 4: Simplify right side
    8,590,890.20x = 28,364,826,399,867.24
  5. Step 5: Solve for x
    x = 28,364,826,399,867.24/8,590,890.20
  6. Step 6: Final answer
    x = 3,301,733.08

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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.