Home / 13,900,391.58-19,161,276.59-9,758,804.07

Finding the Fourth Proportional to 13,900,391.58, 19,161,276.59 and 9,758,804.07

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Solution

The fourth proportional to 13,900,391.58, 19,161,276.59 and 9,758,804.07 is: 13,452,221.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,391.58 : 19,161,276.59 = 9,758,804.07 : x
  2. Step 2: Convert to fraction form
    13,900,391.58/19,161,276.59 = 9,758,804.07/x
  3. Step 3: Cross multiply
    13,900,391.58x = 19,161,276.59 × 9,758,804.07
  4. Step 4: Simplify right side
    13,900,391.58x = 186,991,143,924,093.72
  5. Step 5: Solve for x
    x = 186,991,143,924,093.72/13,900,391.58
  6. Step 6: Final answer
    x = 13,452,221.32

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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.