Home / 11,079,232.65-15,296,253.44-7,161,039.90

Finding the Fourth Proportional to 11,079,232.65, 15,296,253.44 and 7,161,039.90

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Solution

The fourth proportional to 11,079,232.65, 15,296,253.44 and 7,161,039.90 is: 9,886,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079,232.65 : 15,296,253.44 = 7,161,039.90 : x
  2. Step 2: Convert to fraction form
    11,079,232.65/15,296,253.44 = 7,161,039.90/x
  3. Step 3: Cross multiply
    11,079,232.65x = 15,296,253.44 × 7,161,039.90
  4. Step 4: Simplify right side
    11,079,232.65x = 109,537,081,168,547.06
  5. Step 5: Solve for x
    x = 109,537,081,168,547.06/11,079,232.65
  6. Step 6: Final answer
    x = 9,886,702.86

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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.