Home / 19,686,115.80-29,529,173.70-11,041,342.20

Finding the Fourth Proportional to 19,686,115.80, 29,529,173.70 and 11,041,342.20

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Solution

The fourth proportional to 19,686,115.80, 29,529,173.70 and 11,041,342.20 is: 16,562,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686,115.80 : 29,529,173.70 = 11,041,342.20 : x
  2. Step 2: Convert to fraction form
    19,686,115.80/29,529,173.70 = 11,041,342.20/x
  3. Step 3: Cross multiply
    19,686,115.80x = 29,529,173.70 × 11,041,342.20
  4. Step 4: Simplify right side
    19,686,115.80x = 326,041,711,704,940.12
  5. Step 5: Solve for x
    x = 326,041,711,704,940.12/19,686,115.80
  6. Step 6: Final answer
    x = 16,562,013.30

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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.