Home / 17,311,386.96-25,969,443.48-7,211,646

Finding the Fourth Proportional to 17,311,386.96, 25,969,443.48 and 7,211,646

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Solution

The fourth proportional to 17,311,386.96, 25,969,443.48 and 7,211,646 is: 10,818,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,311,386.96 : 25,969,443.48 = 7,211,646 : x
  2. Step 2: Convert to fraction form
    17,311,386.96/25,969,443.48 = 7,211,646/x
  3. Step 3: Cross multiply
    17,311,386.96x = 25,969,443.48 × 7,211,646
  4. Step 4: Simplify right side
    17,311,386.96x = 187,282,433,194,768.09
  5. Step 5: Solve for x
    x = 187,282,433,194,768.09/17,311,386.96
  6. Step 6: Final answer
    x = 10,818,453.40

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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.