Home / 8,345,951.40-12,518,927.10-6,193,615.35

Finding the Fourth Proportional to 8,345,951.40, 12,518,927.10 and 6,193,615.35

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Solution

The fourth proportional to 8,345,951.40, 12,518,927.10 and 6,193,615.35 is: 9,290,423.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345,951.40 : 12,518,927.10 = 6,193,615.35 : x
  2. Step 2: Convert to fraction form
    8,345,951.40/12,518,927.10 = 6,193,615.35/x
  3. Step 3: Cross multiply
    8,345,951.40x = 12,518,927.10 × 6,193,615.35
  4. Step 4: Simplify right side
    8,345,951.40x = 77,537,419,052,090.98
  5. Step 5: Solve for x
    x = 77,537,419,052,090.98/8,345,951.40
  6. Step 6: Final answer
    x = 9,290,423.03

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Double scale
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Similar ratio
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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.