Home / 39,196,651.40-54,088,571.11-21,556,796

Finding the Fourth Proportional to 39,196,651.40, 54,088,571.11 and 21,556,796

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Solution

The fourth proportional to 39,196,651.40, 54,088,571.11 and 21,556,796 is: 29,746,834.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196,651.40 : 54,088,571.11 = 21,556,796 : x
  2. Step 2: Convert to fraction form
    39,196,651.40/54,088,571.11 = 21,556,796/x
  3. Step 3: Cross multiply
    39,196,651.40x = 54,088,571.11 × 21,556,796
  4. Step 4: Simplify right side
    39,196,651.40x = 1,165,976,293,241,979.50
  5. Step 5: Solve for x
    x = 1,165,976,293,241,979.50/39,196,651.40
  6. Step 6: Final answer
    x = 29,746,834.28

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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.