Home / 9,682,705.49-13,362,133.56-5,331,781.45

Finding the Fourth Proportional to 9,682,705.49, 13,362,133.56 and 5,331,781.45

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Solution

The fourth proportional to 9,682,705.49, 13,362,133.56 and 5,331,781.45 is: 7,357,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,682,705.49 : 13,362,133.56 = 5,331,781.45 : x
  2. Step 2: Convert to fraction form
    9,682,705.49/13,362,133.56 = 5,331,781.45/x
  3. Step 3: Cross multiply
    9,682,705.49x = 13,362,133.56 × 5,331,781.45
  4. Step 4: Simplify right side
    9,682,705.49x = 71,243,975,814,225.12
  5. Step 5: Solve for x
    x = 71,243,975,814,225.12/9,682,705.49
  6. Step 6: Final answer
    x = 7,357,858.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.