Home / 8,579,269.60-12,868,894.03-2,189,522.63

Finding the Fourth Proportional to 8,579,269.60, 12,868,894.03 and 2,189,522.63

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Solution

The fourth proportional to 8,579,269.60, 12,868,894.03 and 2,189,522.63 is: 3,284,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,269.60 : 12,868,894.03 = 2,189,522.63 : x
  2. Step 2: Convert to fraction form
    8,579,269.60/12,868,894.03 = 2,189,522.63/x
  3. Step 3: Cross multiply
    8,579,269.60x = 12,868,894.03 × 2,189,522.63
  4. Step 4: Simplify right side
    8,579,269.60x = 28,176,734,701,756.89
  5. Step 5: Solve for x
    x = 28,176,734,701,756.89/8,579,269.60
  6. Step 6: Final answer
    x = 3,284,281.30

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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.