Home / 50,153,986.95-69,220,067.30-30,586,226.32

Finding the Fourth Proportional to 50,153,986.95, 69,220,067.30 and 30,586,226.32

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Solution

The fourth proportional to 50,153,986.95, 69,220,067.30 and 30,586,226.32 is: 42,213,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,153,986.95 : 69,220,067.30 = 30,586,226.32 : x
  2. Step 2: Convert to fraction form
    50,153,986.95/69,220,067.30 = 30,586,226.32/x
  3. Step 3: Cross multiply
    50,153,986.95x = 69,220,067.30 × 30,586,226.32
  4. Step 4: Simplify right side
    50,153,986.95x = 2,117,180,644,323,431.25
  5. Step 5: Solve for x
    x = 2,117,180,644,323,431.25/50,153,986.95
  6. Step 6: Final answer
    x = 42,213,606.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.