Home / 18,846,311.56-28,271,095.63-5,199,457.96

Finding the Fourth Proportional to 18,846,311.56, 28,271,095.63 and 5,199,457.96

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Solution

The fourth proportional to 18,846,311.56, 28,271,095.63 and 5,199,457.96 is: 7,799,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846,311.56 : 28,271,095.63 = 5,199,457.96 : x
  2. Step 2: Convert to fraction form
    18,846,311.56/28,271,095.63 = 5,199,457.96/x
  3. Step 3: Cross multiply
    18,846,311.56x = 28,271,095.63 × 5,199,457.96
  4. Step 4: Simplify right side
    18,846,311.56x = 146,994,373,153,645.62
  5. Step 5: Solve for x
    x = 146,994,373,153,645.62/18,846,311.56
  6. Step 6: Final answer
    x = 7,799,636.16

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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.