Home / 54,043,345.80-81,049,272.30-19,495,744.20

Finding the Fourth Proportional to 54,043,345.80, 81,049,272.30 and 19,495,744.20

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Solution

The fourth proportional to 54,043,345.80, 81,049,272.30 and 19,495,744.20 is: 29,237,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,043,345.80 : 81,049,272.30 = 19,495,744.20 : x
  2. Step 2: Convert to fraction form
    54,043,345.80/81,049,272.30 = 19,495,744.20/x
  3. Step 3: Cross multiply
    54,043,345.80x = 81,049,272.30 × 19,495,744.20
  4. Step 4: Simplify right side
    54,043,345.80x = 1,580,115,880,356,945.50
  5. Step 5: Solve for x
    x = 1,580,115,880,356,945.50/54,043,345.80
  6. Step 6: Final answer
    x = 29,237,935.90

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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.