Home / 13,057,883.20-19,563,205.20-11,168,315.20

Finding the Fourth Proportional to 13,057,883.20, 19,563,205.20 and 11,168,315.20

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Solution

The fourth proportional to 13,057,883.20, 19,563,205.20 and 11,168,315.20 is: 16,732,271.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,883.20 : 19,563,205.20 = 11,168,315.20 : x
  2. Step 2: Convert to fraction form
    13,057,883.20/19,563,205.20 = 11,168,315.20/x
  3. Step 3: Cross multiply
    13,057,883.20x = 19,563,205.20 × 11,168,315.20
  4. Step 4: Simplify right side
    13,057,883.20x = 218,488,041,995,879.03
  5. Step 5: Solve for x
    x = 218,488,041,995,879.03/13,057,883.20
  6. Step 6: Final answer
    x = 16,732,271.12

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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.