Home / 13,232,716.20-19,849,074.30-9,999,455.40

Finding the Fourth Proportional to 13,232,716.20, 19,849,074.30 and 9,999,455.40

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Solution

The fourth proportional to 13,232,716.20, 19,849,074.30 and 9,999,455.40 is: 14,999,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,232,716.20 : 19,849,074.30 = 9,999,455.40 : x
  2. Step 2: Convert to fraction form
    13,232,716.20/19,849,074.30 = 9,999,455.40/x
  3. Step 3: Cross multiply
    13,232,716.20x = 19,849,074.30 × 9,999,455.40
  4. Step 4: Simplify right side
    13,232,716.20x = 198,479,933,194,136.25
  5. Step 5: Solve for x
    x = 198,479,933,194,136.25/13,232,716.20
  6. Step 6: Final answer
    x = 14,999,183.10

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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.