Home / 37,078,672.60-55,618,008.90-30,780,112.60

Finding the Fourth Proportional to 37,078,672.60, 55,618,008.90 and 30,780,112.60

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Solution

The fourth proportional to 37,078,672.60, 55,618,008.90 and 30,780,112.60 is: 46,170,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078,672.60 : 55,618,008.90 = 30,780,112.60 : x
  2. Step 2: Convert to fraction form
    37,078,672.60/55,618,008.90 = 30,780,112.60/x
  3. Step 3: Cross multiply
    37,078,672.60x = 55,618,008.90 × 30,780,112.60
  4. Step 4: Simplify right side
    37,078,672.60x = 1,711,928,576,529,802.25
  5. Step 5: Solve for x
    x = 1,711,928,576,529,802.25/37,078,672.60
  6. Step 6: Final answer
    x = 46,170,168.90

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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.