Home / 11,199,205.80-16,816,523.40-8,506,571.40

Finding the Fourth Proportional to 11,199,205.80, 16,816,523.40 and 8,506,571.40

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Solution

The fourth proportional to 11,199,205.80, 16,816,523.40 and 8,506,571.40 is: 12,773,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199,205.80 : 16,816,523.40 = 8,506,571.40 : x
  2. Step 2: Convert to fraction form
    11,199,205.80/16,816,523.40 = 8,506,571.40/x
  3. Step 3: Cross multiply
    11,199,205.80x = 16,816,523.40 × 8,506,571.40
  4. Step 4: Simplify right side
    11,199,205.80x = 143,050,957,001,870.75
  5. Step 5: Solve for x
    x = 143,050,957,001,870.75/11,199,205.80
  6. Step 6: Final answer
    x = 12,773,312.64

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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.