Home / 17,982,389.78-26,969,094.12-7,054,806.50

Finding the Fourth Proportional to 17,982,389.78, 26,969,094.12 and 7,054,806.50

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Solution

The fourth proportional to 17,982,389.78, 26,969,094.12 and 7,054,806.50 is: 10,580,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982,389.78 : 26,969,094.12 = 7,054,806.50 : x
  2. Step 2: Convert to fraction form
    17,982,389.78/26,969,094.12 = 7,054,806.50/x
  3. Step 3: Cross multiply
    17,982,389.78x = 26,969,094.12 × 7,054,806.50
  4. Step 4: Simplify right side
    17,982,389.78x = 190,261,740,496,887.78
  5. Step 5: Solve for x
    x = 190,261,740,496,887.78/17,982,389.78
  6. Step 6: Final answer
    x = 10,580,448.03

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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.