Home / 11,205,511.20-16,808,266.80-9,611,188.20

Finding the Fourth Proportional to 11,205,511.20, 16,808,266.80 and 9,611,188.20

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Solution

The fourth proportional to 11,205,511.20, 16,808,266.80 and 9,611,188.20 is: 14,416,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,511.20 : 16,808,266.80 = 9,611,188.20 : x
  2. Step 2: Convert to fraction form
    11,205,511.20/16,808,266.80 = 9,611,188.20/x
  3. Step 3: Cross multiply
    11,205,511.20x = 16,808,266.80 × 9,611,188.20
  4. Step 4: Simplify right side
    11,205,511.20x = 161,547,415,530,611.75
  5. Step 5: Solve for x
    x = 161,547,415,530,611.75/11,205,511.20
  6. Step 6: Final answer
    x = 14,416,782.30

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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.