Home / 16,000,876.98-22,081,268.40-8,658,709.38

Finding the Fourth Proportional to 16,000,876.98, 22,081,268.40 and 8,658,709.38

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Solution

The fourth proportional to 16,000,876.98, 22,081,268.40 and 8,658,709.38 is: 11,949,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,876.98 : 22,081,268.40 = 8,658,709.38 : x
  2. Step 2: Convert to fraction form
    16,000,876.98/22,081,268.40 = 8,658,709.38/x
  3. Step 3: Cross multiply
    16,000,876.98x = 22,081,268.40 × 8,658,709.38
  4. Step 4: Simplify right side
    16,000,876.98x = 191,195,285,817,377.59
  5. Step 5: Solve for x
    x = 191,195,285,817,377.59/16,000,876.98
  6. Step 6: Final answer
    x = 11,949,050.42

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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.