Home / 7,025,152.80-10,521,982.80-5,765,440.80

Finding the Fourth Proportional to 7,025,152.80, 10,521,982.80 and 5,765,440.80

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Solution

The fourth proportional to 7,025,152.80, 10,521,982.80 and 5,765,440.80 is: 8,635,238.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025,152.80 : 10,521,982.80 = 5,765,440.80 : x
  2. Step 2: Convert to fraction form
    7,025,152.80/10,521,982.80 = 5,765,440.80/x
  3. Step 3: Cross multiply
    7,025,152.80x = 10,521,982.80 × 5,765,440.80
  4. Step 4: Simplify right side
    7,025,152.80x = 60,663,868,932,018.24
  5. Step 5: Solve for x
    x = 60,663,868,932,018.24/7,025,152.80
  6. Step 6: Final answer
    x = 8,635,238.36

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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.