Home / 14,507,315.20-21,760,972.80-8,734,412.80

Finding the Fourth Proportional to 14,507,315.20, 21,760,972.80 and 8,734,412.80

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Solution

The fourth proportional to 14,507,315.20, 21,760,972.80 and 8,734,412.80 is: 13,101,619.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507,315.20 : 21,760,972.80 = 8,734,412.80 : x
  2. Step 2: Convert to fraction form
    14,507,315.20/21,760,972.80 = 8,734,412.80/x
  3. Step 3: Cross multiply
    14,507,315.20x = 21,760,972.80 × 8,734,412.80
  4. Step 4: Simplify right side
    14,507,315.20x = 190,069,319,364,771.88
  5. Step 5: Solve for x
    x = 190,069,319,364,771.88/14,507,315.20
  6. Step 6: Final answer
    x = 13,101,619.20

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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.