Home / 11,211,355.80-16,817,033.70-10,998,779.40

Finding the Fourth Proportional to 11,211,355.80, 16,817,033.70 and 10,998,779.40

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Solution

The fourth proportional to 11,211,355.80, 16,817,033.70 and 10,998,779.40 is: 16,498,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,355.80 : 16,817,033.70 = 10,998,779.40 : x
  2. Step 2: Convert to fraction form
    11,211,355.80/16,817,033.70 = 10,998,779.40/x
  3. Step 3: Cross multiply
    11,211,355.80x = 16,817,033.70 × 10,998,779.40
  4. Step 4: Simplify right side
    11,211,355.80x = 184,966,843,828,665.78
  5. Step 5: Solve for x
    x = 184,966,843,828,665.78/11,211,355.80
  6. Step 6: Final answer
    x = 16,498,169.10

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Similar ratio
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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.