Home / 54,404,631.60-81,606,947.40-37,185,943.20

Finding the Fourth Proportional to 54,404,631.60, 81,606,947.40 and 37,185,943.20

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Solution

The fourth proportional to 54,404,631.60, 81,606,947.40 and 37,185,943.20 is: 55,778,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,404,631.60 : 81,606,947.40 = 37,185,943.20 : x
  2. Step 2: Convert to fraction form
    54,404,631.60/81,606,947.40 = 37,185,943.20/x
  3. Step 3: Cross multiply
    54,404,631.60x = 81,606,947.40 × 37,185,943.20
  4. Step 4: Simplify right side
    54,404,631.60x = 3,034,631,310,741,788
  5. Step 5: Solve for x
    x = 3,034,631,310,741,788/54,404,631.60
  6. Step 6: Final answer
    x = 55,778,914.80

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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.