Home / 8,085,260.40-12,127,890.60-7,089,932.40

Finding the Fourth Proportional to 8,085,260.40, 12,127,890.60 and 7,089,932.40

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Solution

The fourth proportional to 8,085,260.40, 12,127,890.60 and 7,089,932.40 is: 10,634,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,260.40 : 12,127,890.60 = 7,089,932.40 : x
  2. Step 2: Convert to fraction form
    8,085,260.40/12,127,890.60 = 7,089,932.40/x
  3. Step 3: Cross multiply
    8,085,260.40x = 12,127,890.60 × 7,089,932.40
  4. Step 4: Simplify right side
    8,085,260.40x = 85,985,924,508,595.44
  5. Step 5: Solve for x
    x = 85,985,924,508,595.44/8,085,260.40
  6. Step 6: Final answer
    x = 10,634,898.60

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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.