Home / 15,603,958.45-23,405,937.68-8,045,686.45

Finding the Fourth Proportional to 15,603,958.45, 23,405,937.68 and 8,045,686.45

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Solution

The fourth proportional to 15,603,958.45, 23,405,937.68 and 8,045,686.45 is: 12,068,529.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,958.45 : 23,405,937.68 = 8,045,686.45 : x
  2. Step 2: Convert to fraction form
    15,603,958.45/23,405,937.68 = 8,045,686.45/x
  3. Step 3: Cross multiply
    15,603,958.45x = 23,405,937.68 × 8,045,686.45
  4. Step 4: Simplify right side
    15,603,958.45x = 188,316,835,641,520.44
  5. Step 5: Solve for x
    x = 188,316,835,641,520.44/15,603,958.45
  6. Step 6: Final answer
    x = 12,068,529.68

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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.