Home / 14,165,969.40-21,248,954.10-13,032,228.60

Finding the Fourth Proportional to 14,165,969.40, 21,248,954.10 and 13,032,228.60

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Solution

The fourth proportional to 14,165,969.40, 21,248,954.10 and 13,032,228.60 is: 19,548,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165,969.40 : 21,248,954.10 = 13,032,228.60 : x
  2. Step 2: Convert to fraction form
    14,165,969.40/21,248,954.10 = 13,032,228.60/x
  3. Step 3: Cross multiply
    14,165,969.40x = 21,248,954.10 × 13,032,228.60
  4. Step 4: Simplify right side
    14,165,969.40x = 276,921,227,342,107.28
  5. Step 5: Solve for x
    x = 276,921,227,342,107.28/14,165,969.40
  6. Step 6: Final answer
    x = 19,548,342.90

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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.