Home / 37,083,661.80-55,649,112.30-21,730,921.80

Finding the Fourth Proportional to 37,083,661.80, 55,649,112.30 and 21,730,921.80

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Solution

The fourth proportional to 37,083,661.80, 55,649,112.30 and 21,730,921.80 is: 32,610,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,083,661.80 : 55,649,112.30 = 21,730,921.80 : x
  2. Step 2: Convert to fraction form
    37,083,661.80/55,649,112.30 = 21,730,921.80/x
  3. Step 3: Cross multiply
    37,083,661.80x = 55,649,112.30 × 21,730,921.80
  4. Step 4: Simplify right side
    37,083,661.80x = 1,209,306,507,630,718
  5. Step 5: Solve for x
    x = 1,209,306,507,630,718/37,083,661.80
  6. Step 6: Final answer
    x = 32,610,223.72

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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.