Home / 19,765,614.30-27,276,357.69-11,389,907.00

Finding the Fourth Proportional to 19,765,614.30, 27,276,357.69 and 11,389,907.00

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Solution

The fourth proportional to 19,765,614.30, 27,276,357.69 and 11,389,907.00 is: 15,717,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,765,614.30 : 27,276,357.69 = 11,389,907.00 : x
  2. Step 2: Convert to fraction form
    19,765,614.30/27,276,357.69 = 11,389,907.00/x
  3. Step 3: Cross multiply
    19,765,614.30x = 27,276,357.69 × 11,389,907.00
  4. Step 4: Simplify right side
    19,765,614.30x = 310,675,177,456,025.75
  5. Step 5: Solve for x
    x = 310,675,177,456,025.75/19,765,614.30
  6. Step 6: Final answer
    x = 15,717,962.15

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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.