Home / 11,379,802.06-15,721,810.08-9,541,409.86

Finding the Fourth Proportional to 11,379,802.06, 15,721,810.08 and 9,541,409.86

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Solution

The fourth proportional to 11,379,802.06, 15,721,810.08 and 9,541,409.86 is: 13,181,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,379,802.06 : 15,721,810.08 = 9,541,409.86 : x
  2. Step 2: Convert to fraction form
    11,379,802.06/15,721,810.08 = 9,541,409.86/x
  3. Step 3: Cross multiply
    11,379,802.06x = 15,721,810.08 × 9,541,409.86
  4. Step 4: Simplify right side
    11,379,802.06x = 150,008,233,714,359.38
  5. Step 5: Solve for x
    x = 150,008,233,714,359.38/11,379,802.06
  6. Step 6: Final answer
    x = 13,181,972.14

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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.