Home / 54,606,331.20-81,909,496.80-14,216,815.20

Finding the Fourth Proportional to 54,606,331.20, 81,909,496.80 and 14,216,815.20

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Solution

The fourth proportional to 54,606,331.20, 81,909,496.80 and 14,216,815.20 is: 21,325,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,606,331.20 : 81,909,496.80 = 14,216,815.20 : x
  2. Step 2: Convert to fraction form
    54,606,331.20/81,909,496.80 = 14,216,815.20/x
  3. Step 3: Cross multiply
    54,606,331.20x = 81,909,496.80 × 14,216,815.20
  4. Step 4: Simplify right side
    54,606,331.20x = 1,164,492,179,130,591.25
  5. Step 5: Solve for x
    x = 1,164,492,179,130,591.25/54,606,331.20
  6. Step 6: Final answer
    x = 21,325,222.80

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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.