Home / 8,064,808.20-12,111,209.10-4,285,672.20

Finding the Fourth Proportional to 8,064,808.20, 12,111,209.10 and 4,285,672.20

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Solution

The fourth proportional to 8,064,808.20, 12,111,209.10 and 4,285,672.20 is: 6,435,946.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,808.20 : 12,111,209.10 = 4,285,672.20 : x
  2. Step 2: Convert to fraction form
    8,064,808.20/12,111,209.10 = 4,285,672.20/x
  3. Step 3: Cross multiply
    8,064,808.20x = 12,111,209.10 × 4,285,672.20
  4. Step 4: Simplify right side
    8,064,808.20x = 51,904,672,148,257.02
  5. Step 5: Solve for x
    x = 51,904,672,148,257.02/8,064,808.20
  6. Step 6: Final answer
    x = 6,435,946.26

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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.