Home / 28,546,029.32-39,392,518.59-15,493,025.52

Finding the Fourth Proportional to 28,546,029.32, 39,392,518.59 and 15,493,025.52

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Solution

The fourth proportional to 28,546,029.32, 39,392,518.59 and 15,493,025.52 is: 21,379,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,546,029.32 : 39,392,518.59 = 15,493,025.52 : x
  2. Step 2: Convert to fraction form
    28,546,029.32/39,392,518.59 = 15,493,025.52/x
  3. Step 3: Cross multiply
    28,546,029.32x = 39,392,518.59 × 15,493,025.52
  4. Step 4: Simplify right side
    28,546,029.32x = 610,309,295,811,944.50
  5. Step 5: Solve for x
    x = 610,309,295,811,944.50/28,546,029.32
  6. Step 6: Final answer
    x = 21,379,831.47

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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.