Home / 37,642,760.80-56,464,141.20-28,076,822.80

Finding the Fourth Proportional to 37,642,760.80, 56,464,141.20 and 28,076,822.80

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Solution

The fourth proportional to 37,642,760.80, 56,464,141.20 and 28,076,822.80 is: 42,115,234.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,642,760.80 : 56,464,141.20 = 28,076,822.80 : x
  2. Step 2: Convert to fraction form
    37,642,760.80/56,464,141.20 = 28,076,822.80/x
  3. Step 3: Cross multiply
    37,642,760.80x = 56,464,141.20 × 28,076,822.80
  4. Step 4: Simplify right side
    37,642,760.80x = 1,585,333,687,026,579.50
  5. Step 5: Solve for x
    x = 1,585,333,687,026,579.50/37,642,760.80
  6. Step 6: Final answer
    x = 42,115,234.20

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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.