Home / 8,688,034.70-13,019,221.65-6,296,914.70

Finding the Fourth Proportional to 8,688,034.70, 13,019,221.65 and 6,296,914.70

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Solution

The fourth proportional to 8,688,034.70, 13,019,221.65 and 6,296,914.70 is: 9,436,072.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,034.70 : 13,019,221.65 = 6,296,914.70 : x
  2. Step 2: Convert to fraction form
    8,688,034.70/13,019,221.65 = 6,296,914.70/x
  3. Step 3: Cross multiply
    8,688,034.70x = 13,019,221.65 × 6,296,914.70
  4. Step 4: Simplify right side
    8,688,034.70x = 81,980,928,190,443.27
  5. Step 5: Solve for x
    x = 81,980,928,190,443.27/8,688,034.70
  6. Step 6: Final answer
    x = 9,436,072.83

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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.