Home / 9,478,828.55-20,417,735.81

Finding the Third Proportional to 9,478,828.55 and 20,417,735.81

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Solution

The third proportional to 9,478,828.55 and 20,417,735.81 is: 43,980,533.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,478,828.55 : 20,417,735.81 = 20,417,735.81 : x
  2. Step 2: Convert to fraction form
    9,478,828.55/20,417,735.81 = 20,417,735.81/x
  3. Step 3: Cross multiply
    9,478,828.55x = 20,417,735.81 × 20,417,735.81
  4. Step 4: Simplify right side
    9,478,828.55x = 416,883,935,709,045.06
  5. Step 5: Solve for x
    x = 416,883,935,709,045.06/9,478,828.55
  6. Step 6: Final answer
    x = 43,980,533.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.