Home / 13,508,802.62-18,641,921.82-7,313,799.00

Finding the Fourth Proportional to 13,508,802.62, 18,641,921.82 and 7,313,799.00

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Solution

The fourth proportional to 13,508,802.62, 18,641,921.82 and 7,313,799.00 is: 10,092,920.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508,802.62 : 18,641,921.82 = 7,313,799.00 : x
  2. Step 2: Convert to fraction form
    13,508,802.62/18,641,921.82 = 7,313,799.00/x
  3. Step 3: Cross multiply
    13,508,802.62x = 18,641,921.82 × 7,313,799.00
  4. Step 4: Simplify right side
    13,508,802.62x = 136,343,269,212,317.28
  5. Step 5: Solve for x
    x = 136,343,269,212,317.28/13,508,802.62
  6. Step 6: Final answer
    x = 10,092,920.38

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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.