Home / 9,308,420.70-13,962,631.05-2,919,188.22

Finding the Fourth Proportional to 9,308,420.70, 13,962,631.05 and 2,919,188.22

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Solution

The fourth proportional to 9,308,420.70, 13,962,631.05 and 2,919,188.22 is: 4,378,782.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,420.70 : 13,962,631.05 = 2,919,188.22 : x
  2. Step 2: Convert to fraction form
    9,308,420.70/13,962,631.05 = 2,919,188.22/x
  3. Step 3: Cross multiply
    9,308,420.70x = 13,962,631.05 × 2,919,188.22
  4. Step 4: Simplify right side
    9,308,420.70x = 40,759,548,081,366.23
  5. Step 5: Solve for x
    x = 40,759,548,081,366.23/9,308,420.70
  6. Step 6: Final answer
    x = 4,378,782.33

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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.