Home / 11,195,932.80-16,793,899.20-7,762,051.20

Finding the Fourth Proportional to 11,195,932.80, 16,793,899.20 and 7,762,051.20

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Solution

The fourth proportional to 11,195,932.80, 16,793,899.20 and 7,762,051.20 is: 11,643,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195,932.80 : 16,793,899.20 = 7,762,051.20 : x
  2. Step 2: Convert to fraction form
    11,195,932.80/16,793,899.20 = 7,762,051.20/x
  3. Step 3: Cross multiply
    11,195,932.80x = 16,793,899.20 × 7,762,051.20
  4. Step 4: Simplify right side
    11,195,932.80x = 130,355,105,438,039.03
  5. Step 5: Solve for x
    x = 130,355,105,438,039.03/11,195,932.80
  6. Step 6: Final answer
    x = 11,643,076.80

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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.