Home / 39,257,934.31-54,176,350.26-21,618,477.19

Finding the Fourth Proportional to 39,257,934.31, 54,176,350.26 and 21,618,477.19

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Solution

The fourth proportional to 39,257,934.31, 54,176,350.26 and 21,618,477.19 is: 29,833,719.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,257,934.31 : 54,176,350.26 = 21,618,477.19 : x
  2. Step 2: Convert to fraction form
    39,257,934.31/54,176,350.26 = 21,618,477.19/x
  3. Step 3: Cross multiply
    39,257,934.31x = 54,176,350.26 × 21,618,477.19
  4. Step 4: Simplify right side
    39,257,934.31x = 1,171,210,192,333,260.50
  5. Step 5: Solve for x
    x = 1,171,210,192,333,260.50/39,257,934.31
  6. Step 6: Final answer
    x = 29,833,719.30

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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.