Home / 7,897,678.80-11,846,518.20-4,529,115.60

Finding the Fourth Proportional to 7,897,678.80, 11,846,518.20 and 4,529,115.60

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Solution

The fourth proportional to 7,897,678.80, 11,846,518.20 and 4,529,115.60 is: 6,793,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,678.80 : 11,846,518.20 = 4,529,115.60 : x
  2. Step 2: Convert to fraction form
    7,897,678.80/11,846,518.20 = 4,529,115.60/x
  3. Step 3: Cross multiply
    7,897,678.80x = 11,846,518.20 × 4,529,115.60
  4. Step 4: Simplify right side
    7,897,678.80x = 53,654,250,385,303.91
  5. Step 5: Solve for x
    x = 53,654,250,385,303.91/7,897,678.80
  6. Step 6: Final answer
    x = 6,793,673.40

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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.