Home / 5,725,554.78-7,898,632.37-5,072,846.54

Finding the Fourth Proportional to 5,725,554.78, 7,898,632.37 and 5,072,846.54

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Solution

The fourth proportional to 5,725,554.78, 7,898,632.37 and 5,072,846.54 is: 6,998,195.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,554.78 : 7,898,632.37 = 5,072,846.54 : x
  2. Step 2: Convert to fraction form
    5,725,554.78/7,898,632.37 = 5,072,846.54/x
  3. Step 3: Cross multiply
    5,725,554.78x = 7,898,632.37 × 5,072,846.54
  4. Step 4: Simplify right side
    5,725,554.78x = 40,068,549,824,029.11
  5. Step 5: Solve for x
    x = 40,068,549,824,029.11/5,725,554.78
  6. Step 6: Final answer
    x = 6,998,195.17

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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.