Home / 37,141,442.07-51,256,790.86-20,621,567.45

Finding the Fourth Proportional to 37,141,442.07, 51,256,790.86 and 20,621,567.45

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Solution

The fourth proportional to 37,141,442.07, 51,256,790.86 and 20,621,567.45 is: 28,458,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,141,442.07 : 51,256,790.86 = 20,621,567.45 : x
  2. Step 2: Convert to fraction form
    37,141,442.07/51,256,790.86 = 20,621,567.45/x
  3. Step 3: Cross multiply
    37,141,442.07x = 51,256,790.86 × 20,621,567.45
  4. Step 4: Simplify right side
    37,141,442.07x = 1,056,995,370,163,233.62
  5. Step 5: Solve for x
    x = 1,056,995,370,163,233.62/37,141,442.07
  6. Step 6: Final answer
    x = 28,458,651.88

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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.