Home / 8,317,135.20-12,475,702.80-4,537,999.20

Finding the Fourth Proportional to 8,317,135.20, 12,475,702.80 and 4,537,999.20

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Solution

The fourth proportional to 8,317,135.20, 12,475,702.80 and 4,537,999.20 is: 6,806,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,135.20 : 12,475,702.80 = 4,537,999.20 : x
  2. Step 2: Convert to fraction form
    8,317,135.20/12,475,702.80 = 4,537,999.20/x
  3. Step 3: Cross multiply
    8,317,135.20x = 12,475,702.80 × 4,537,999.20
  4. Step 4: Simplify right side
    8,317,135.20x = 56,614,729,325,837.77
  5. Step 5: Solve for x
    x = 56,614,729,325,837.77/8,317,135.20
  6. Step 6: Final answer
    x = 6,806,998.80

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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.