Home / 8,402,311.70-12,603,467.55-4,144,519.70

Finding the Fourth Proportional to 8,402,311.70, 12,603,467.55 and 4,144,519.70

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Solution

The fourth proportional to 8,402,311.70, 12,603,467.55 and 4,144,519.70 is: 6,216,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,311.70 : 12,603,467.55 = 4,144,519.70 : x
  2. Step 2: Convert to fraction form
    8,402,311.70/12,603,467.55 = 4,144,519.70/x
  3. Step 3: Cross multiply
    8,402,311.70x = 12,603,467.55 × 4,144,519.70
  4. Step 4: Simplify right side
    8,402,311.70x = 52,235,319,549,285.74
  5. Step 5: Solve for x
    x = 52,235,319,549,285.74/8,402,311.70
  6. Step 6: Final answer
    x = 6,216,779.55

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Similar ratio
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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.