Home / 13,236,435.32-19,855,797.30-3,651,813.65

Finding the Fourth Proportional to 13,236,435.32, 19,855,797.30 and 3,651,813.65

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Solution

The fourth proportional to 13,236,435.32, 19,855,797.30 and 3,651,813.65 is: 5,478,036.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,435.32 : 19,855,797.30 = 3,651,813.65 : x
  2. Step 2: Convert to fraction form
    13,236,435.32/19,855,797.30 = 3,651,813.65/x
  3. Step 3: Cross multiply
    13,236,435.32x = 19,855,797.30 × 3,651,813.65
  4. Step 4: Simplify right side
    13,236,435.32x = 72,509,671,661,412.64
  5. Step 5: Solve for x
    x = 72,509,671,661,412.64/13,236,435.32
  6. Step 6: Final answer
    x = 5,478,036.19

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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.