Home / 37,780,278.80-56,670,418.20-30,222,006.80

Finding the Fourth Proportional to 37,780,278.80, 56,670,418.20 and 30,222,006.80

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Solution

The fourth proportional to 37,780,278.80, 56,670,418.20 and 30,222,006.80 is: 45,333,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,780,278.80 : 56,670,418.20 = 30,222,006.80 : x
  2. Step 2: Convert to fraction form
    37,780,278.80/56,670,418.20 = 30,222,006.80/x
  3. Step 3: Cross multiply
    37,780,278.80x = 56,670,418.20 × 30,222,006.80
  4. Step 4: Simplify right side
    37,780,278.80x = 1,712,693,764,199,244
  5. Step 5: Solve for x
    x = 1,712,693,764,199,244/37,780,278.80
  6. Step 6: Final answer
    x = 45,333,010.20

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1.5x scale

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.