Home / 18,846,310.93-28,271,094.69-5,199,457.33

Finding the Fourth Proportional to 18,846,310.93, 28,271,094.69 and 5,199,457.33

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Solution

The fourth proportional to 18,846,310.93, 28,271,094.69 and 5,199,457.33 is: 7,799,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846,310.93 : 28,271,094.69 = 5,199,457.33 : x
  2. Step 2: Convert to fraction form
    18,846,310.93/28,271,094.69 = 5,199,457.33/x
  3. Step 3: Cross multiply
    18,846,310.93x = 28,271,094.69 × 5,199,457.33
  4. Step 4: Simplify right side
    18,846,310.93x = 146,994,350,573,356.44
  5. Step 5: Solve for x
    x = 146,994,350,573,356.44/18,846,310.93
  6. Step 6: Final answer
    x = 7,799,635.22

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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.