Home / 19,224,010.80-28,836,016.20-18,552,164.40

Finding the Fourth Proportional to 19,224,010.80, 28,836,016.20 and 18,552,164.40

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Solution

The fourth proportional to 19,224,010.80, 28,836,016.20 and 18,552,164.40 is: 27,828,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224,010.80 : 28,836,016.20 = 18,552,164.40 : x
  2. Step 2: Convert to fraction form
    19,224,010.80/28,836,016.20 = 18,552,164.40/x
  3. Step 3: Cross multiply
    19,224,010.80x = 28,836,016.20 × 18,552,164.40
  4. Step 4: Simplify right side
    19,224,010.80x = 534,970,513,183,463.25
  5. Step 5: Solve for x
    x = 534,970,513,183,463.25/19,224,010.80
  6. Step 6: Final answer
    x = 27,828,246.60

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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.