Home / 12,672,211.80-19,003,652.10-4,152,826.20

Finding the Fourth Proportional to 12,672,211.80, 19,003,652.10 and 4,152,826.20

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Solution

The fourth proportional to 12,672,211.80, 19,003,652.10 and 4,152,826.20 is: 6,227,710.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,211.80 : 19,003,652.10 = 4,152,826.20 : x
  2. Step 2: Convert to fraction form
    12,672,211.80/19,003,652.10 = 4,152,826.20/x
  3. Step 3: Cross multiply
    12,672,211.80x = 19,003,652.10 × 4,152,826.20
  4. Step 4: Simplify right side
    12,672,211.80x = 78,918,864,336,565.03
  5. Step 5: Solve for x
    x = 78,918,864,336,565.03/12,672,211.80
  6. Step 6: Final answer
    x = 6,227,710.33

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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.