Home / 37,642,780.80-56,464,171.20-28,076,842.80

Finding the Fourth Proportional to 37,642,780.80, 56,464,171.20 and 28,076,842.80

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Solution

The fourth proportional to 37,642,780.80, 56,464,171.20 and 28,076,842.80 is: 42,115,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,642,780.80 : 56,464,171.20 = 28,076,842.80 : x
  2. Step 2: Convert to fraction form
    37,642,780.80/56,464,171.20 = 28,076,842.80/x
  3. Step 3: Cross multiply
    37,642,780.80x = 56,464,171.20 × 28,076,842.80
  4. Step 4: Simplify right side
    37,642,780.80x = 1,585,335,658,614,687.50
  5. Step 5: Solve for x
    x = 1,585,335,658,614,687.50/37,642,780.80
  6. Step 6: Final answer
    x = 42,115,264.20

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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.