Home / 7,889,727.64-10,887,717.76-4,405,119.80

Finding the Fourth Proportional to 7,889,727.64, 10,887,717.76 and 4,405,119.80

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Solution

The fourth proportional to 7,889,727.64, 10,887,717.76 and 4,405,119.80 is: 6,079,005.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,727.64 : 10,887,717.76 = 4,405,119.80 : x
  2. Step 2: Convert to fraction form
    7,889,727.64/10,887,717.76 = 4,405,119.80/x
  3. Step 3: Cross multiply
    7,889,727.64x = 10,887,717.76 × 4,405,119.80
  4. Step 4: Simplify right side
    7,889,727.64x = 47,961,701,081,387.65
  5. Step 5: Solve for x
    x = 47,961,701,081,387.65/7,889,727.64
  6. Step 6: Final answer
    x = 6,079,005.93

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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.