Home / 8,353,409.20-12,530,113.80-8,241,434.80

Finding the Fourth Proportional to 8,353,409.20, 12,530,113.80 and 8,241,434.80

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Solution

The fourth proportional to 8,353,409.20, 12,530,113.80 and 8,241,434.80 is: 12,362,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,409.20 : 12,530,113.80 = 8,241,434.80 : x
  2. Step 2: Convert to fraction form
    8,353,409.20/12,530,113.80 = 8,241,434.80/x
  3. Step 3: Cross multiply
    8,353,409.20x = 12,530,113.80 × 8,241,434.80
  4. Step 4: Simplify right side
    8,353,409.20x = 103,266,115,919,280.25
  5. Step 5: Solve for x
    x = 103,266,115,919,280.25/8,353,409.20
  6. Step 6: Final answer
    x = 12,362,152.20

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Double scale
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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.