Home / 54,568,912.10-81,853,368.15-47,235,026.30

Finding the Fourth Proportional to 54,568,912.10, 81,853,368.15 and 47,235,026.30

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Solution

The fourth proportional to 54,568,912.10, 81,853,368.15 and 47,235,026.30 is: 70,852,539.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,568,912.10 : 81,853,368.15 = 47,235,026.30 : x
  2. Step 2: Convert to fraction form
    54,568,912.10/81,853,368.15 = 47,235,026.30/x
  3. Step 3: Cross multiply
    54,568,912.10x = 81,853,368.15 × 47,235,026.30
  4. Step 4: Simplify right side
    54,568,912.10x = 3,866,345,997,308,832.50
  5. Step 5: Solve for x
    x = 3,866,345,997,308,832.50/54,568,912.10
  6. Step 6: Final answer
    x = 70,852,539.45

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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.