Home / 18,953,889.22-28,430,917.08-6,000,103.50

Finding the Fourth Proportional to 18,953,889.22, 28,430,917.08 and 6,000,103.50

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Solution

The fourth proportional to 18,953,889.22, 28,430,917.08 and 6,000,103.50 is: 9,000,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,889.22 : 28,430,917.08 = 6,000,103.50 : x
  2. Step 2: Convert to fraction form
    18,953,889.22/28,430,917.08 = 6,000,103.50/x
  3. Step 3: Cross multiply
    18,953,889.22x = 28,430,917.08 × 6,000,103.50
  4. Step 4: Simplify right side
    18,953,889.22x = 170,588,445,079,917.78
  5. Step 5: Solve for x
    x = 170,588,445,079,917.78/18,953,889.22
  6. Step 6: Final answer
    x = 9,000,181.60

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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.