Home / 8,190,609.90-12,295,246.05-4,826,712.30

Finding the Fourth Proportional to 8,190,609.90, 12,295,246.05 and 4,826,712.30

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Solution

The fourth proportional to 8,190,609.90, 12,295,246.05 and 4,826,712.30 is: 7,245,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,609.90 : 12,295,246.05 = 4,826,712.30 : x
  2. Step 2: Convert to fraction form
    8,190,609.90/12,295,246.05 = 4,826,712.30/x
  3. Step 3: Cross multiply
    8,190,609.90x = 12,295,246.05 × 4,826,712.30
  4. Step 4: Simplify right side
    8,190,609.90x = 59,345,615,341,061.41
  5. Step 5: Solve for x
    x = 59,345,615,341,061.41/8,190,609.90
  6. Step 6: Final answer
    x = 7,245,567.31

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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.