Home / 9,190,317.31-13,785,469.48-4,135,722.91

Finding the Fourth Proportional to 9,190,317.31, 13,785,469.48 and 4,135,722.91

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Solution

The fourth proportional to 9,190,317.31, 13,785,469.48 and 4,135,722.91 is: 6,203,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,190,317.31 : 13,785,469.48 = 4,135,722.91 : x
  2. Step 2: Convert to fraction form
    9,190,317.31/13,785,469.48 = 4,135,722.91/x
  3. Step 3: Cross multiply
    9,190,317.31x = 13,785,469.48 × 4,135,722.91
  4. Step 4: Simplify right side
    9,190,317.31x = 57,012,881,953,541.79
  5. Step 5: Solve for x
    x = 57,012,881,953,541.79/9,190,317.31
  6. Step 6: Final answer
    x = 6,203,581.45

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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.