Home / 19,201,635.44-28,802,482.31-7,842,084.06

Finding the Fourth Proportional to 19,201,635.44, 28,802,482.31 and 7,842,084.06

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Solution

The fourth proportional to 19,201,635.44, 28,802,482.31 and 7,842,084.06 is: 11,763,138.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,635.44 : 28,802,482.31 = 7,842,084.06 : x
  2. Step 2: Convert to fraction form
    19,201,635.44/28,802,482.31 = 7,842,084.06/x
  3. Step 3: Cross multiply
    19,201,635.44x = 28,802,482.31 × 7,842,084.06
  4. Step 4: Simplify right side
    19,201,635.44x = 225,871,487,411,682.97
  5. Step 5: Solve for x
    x = 225,871,487,411,682.97/19,201,635.44
  6. Step 6: Final answer
    x = 11,763,138.00

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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.