Home / 8,086,048.40-12,129,072.60-4,306,912.40

Finding the Fourth Proportional to 8,086,048.40, 12,129,072.60 and 4,306,912.40

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Solution

The fourth proportional to 8,086,048.40, 12,129,072.60 and 4,306,912.40 is: 6,460,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,048.40 : 12,129,072.60 = 4,306,912.40 : x
  2. Step 2: Convert to fraction form
    8,086,048.40/12,129,072.60 = 4,306,912.40/x
  3. Step 3: Cross multiply
    8,086,048.40x = 12,129,072.60 × 4,306,912.40
  4. Step 4: Simplify right side
    8,086,048.40x = 52,238,853,181,440.24
  5. Step 5: Solve for x
    x = 52,238,853,181,440.24/8,086,048.40
  6. Step 6: Final answer
    x = 6,460,368.60

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1.5x scale

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.