Home / 12,797,957.40-19,196,936.10-11,538,245.40

Finding the Fourth Proportional to 12,797,957.40, 19,196,936.10 and 11,538,245.40

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Solution

The fourth proportional to 12,797,957.40, 19,196,936.10 and 11,538,245.40 is: 17,307,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,957.40 : 19,196,936.10 = 11,538,245.40 : x
  2. Step 2: Convert to fraction form
    12,797,957.40/19,196,936.10 = 11,538,245.40/x
  3. Step 3: Cross multiply
    12,797,957.40x = 19,196,936.10 × 11,538,245.40
  4. Step 4: Simplify right side
    12,797,957.40x = 221,498,959,649,918.97
  5. Step 5: Solve for x
    x = 221,498,959,649,918.97/12,797,957.40
  6. Step 6: Final answer
    x = 17,307,368.10

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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.