Home / 12,194,099.22-16,827,020.12-6,686,330.88

Finding the Fourth Proportional to 12,194,099.22, 16,827,020.12 and 6,686,330.88

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Solution

The fourth proportional to 12,194,099.22, 16,827,020.12 and 6,686,330.88 is: 9,226,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194,099.22 : 16,827,020.12 = 6,686,330.88 : x
  2. Step 2: Convert to fraction form
    12,194,099.22/16,827,020.12 = 6,686,330.88/x
  3. Step 3: Cross multiply
    12,194,099.22x = 16,827,020.12 × 6,686,330.88
  4. Step 4: Simplify right side
    12,194,099.22x = 112,511,024,246,737.31
  5. Step 5: Solve for x
    x = 112,511,024,246,737.31/12,194,099.22
  6. Step 6: Final answer
    x = 9,226,677.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.