Home / 13,798,021.56-19,042,276.14-7,998,300.60

Finding the Fourth Proportional to 13,798,021.56, 19,042,276.14 and 7,998,300.60

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Solution

The fourth proportional to 13,798,021.56, 19,042,276.14 and 7,998,300.60 is: 11,038,238.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798,021.56 : 19,042,276.14 = 7,998,300.60 : x
  2. Step 2: Convert to fraction form
    13,798,021.56/19,042,276.14 = 7,998,300.60/x
  3. Step 3: Cross multiply
    13,798,021.56x = 19,042,276.14 × 7,998,300.60
  4. Step 4: Simplify right side
    13,798,021.56x = 152,305,848,675,927.69
  5. Step 5: Solve for x
    x = 152,305,848,675,927.69/13,798,021.56
  6. Step 6: Final answer
    x = 11,038,238.20

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1.5x scale

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.