Home / 11,069,111.80-16,603,667.70-9,179,543.80

Finding the Fourth Proportional to 11,069,111.80, 16,603,667.70 and 9,179,543.80

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Solution

The fourth proportional to 11,069,111.80, 16,603,667.70 and 9,179,543.80 is: 13,769,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,069,111.80 : 16,603,667.70 = 9,179,543.80 : x
  2. Step 2: Convert to fraction form
    11,069,111.80/16,603,667.70 = 9,179,543.80/x
  3. Step 3: Cross multiply
    11,069,111.80x = 16,603,667.70 × 9,179,543.80
  4. Step 4: Simplify right side
    11,069,111.80x = 152,414,094,892,795.25
  5. Step 5: Solve for x
    x = 152,414,094,892,795.25/11,069,111.80
  6. Step 6: Final answer
    x = 13,769,315.70

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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.