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Finding the Fourth Proportional to 37,778,452.80, 56,573,200.80 and 30,220,180.80

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Solution

The fourth proportional to 37,778,452.80, 56,573,200.80 and 30,220,180.80 is: 45,254,694.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,778,452.80 : 56,573,200.80 = 30,220,180.80 : x
  2. Step 2: Convert to fraction form
    37,778,452.80/56,573,200.80 = 30,220,180.80/x
  3. Step 3: Cross multiply
    37,778,452.80x = 56,573,200.80 × 30,220,180.80
  4. Step 4: Simplify right side
    37,778,452.80x = 1,709,652,356,610,704.50
  5. Step 5: Solve for x
    x = 1,709,652,356,610,704.50/37,778,452.80
  6. Step 6: Final answer
    x = 45,254,694.94

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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.