Home / 13,879,804.11-19,154,728.14-7,684,850.63

Finding the Fourth Proportional to 13,879,804.11, 19,154,728.14 and 7,684,850.63

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Solution

The fourth proportional to 13,879,804.11, 19,154,728.14 and 7,684,850.63 is: 10,605,425.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,879,804.11 : 19,154,728.14 = 7,684,850.63 : x
  2. Step 2: Convert to fraction form
    13,879,804.11/19,154,728.14 = 7,684,850.63/x
  3. Step 3: Cross multiply
    13,879,804.11x = 19,154,728.14 × 7,684,850.63
  4. Step 4: Simplify right side
    13,879,804.11x = 147,201,224,676,453.62
  5. Step 5: Solve for x
    x = 147,201,224,676,453.62/13,879,804.11
  6. Step 6: Final answer
    x = 10,605,425.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.