Home / 18,917,829.62-26,106,485.94-10,660,544.31

Finding the Fourth Proportional to 18,917,829.62, 26,106,485.94 and 10,660,544.31

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Solution

The fourth proportional to 18,917,829.62, 26,106,485.94 and 10,660,544.31 is: 14,711,484.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,917,829.62 : 26,106,485.94 = 10,660,544.31 : x
  2. Step 2: Convert to fraction form
    18,917,829.62/26,106,485.94 = 10,660,544.31/x
  3. Step 3: Cross multiply
    18,917,829.62x = 26,106,485.94 × 10,660,544.31
  4. Step 4: Simplify right side
    18,917,829.62x = 278,309,350,141,762.03
  5. Step 5: Solve for x
    x = 278,309,350,141,762.03/18,917,829.62
  6. Step 6: Final answer
    x = 14,711,484.13

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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.