Home / 7,111,362.36-10,666,605.44-4,379,430.26

Finding the Fourth Proportional to 7,111,362.36, 10,666,605.44 and 4,379,430.26

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Solution

The fourth proportional to 7,111,362.36, 10,666,605.44 and 4,379,430.26 is: 6,568,875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,111,362.36 : 10,666,605.44 = 4,379,430.26 : x
  2. Step 2: Convert to fraction form
    7,111,362.36/10,666,605.44 = 4,379,430.26/x
  3. Step 3: Cross multiply
    7,111,362.36x = 10,666,605.44 × 4,379,430.26
  4. Step 4: Simplify right side
    7,111,362.36x = 46,713,654,635,416.61
  5. Step 5: Solve for x
    x = 46,713,654,635,416.61/7,111,362.36
  6. Step 6: Final answer
    x = 6,568,875.59

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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.