Home / 21,746,858.58-30,010,776.54-11,957,934.06

Finding the Fourth Proportional to 21,746,858.58, 30,010,776.54 and 11,957,934.06

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Solution

The fourth proportional to 21,746,858.58, 30,010,776.54 and 11,957,934.06 is: 16,502,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746,858.58 : 30,010,776.54 = 11,957,934.06 : x
  2. Step 2: Convert to fraction form
    21,746,858.58/30,010,776.54 = 11,957,934.06/x
  3. Step 3: Cross multiply
    21,746,858.58x = 30,010,776.54 × 11,957,934.06
  4. Step 4: Simplify right side
    21,746,858.58x = 358,866,886,954,714.94
  5. Step 5: Solve for x
    x = 358,866,886,954,714.94/21,746,858.58
  6. Step 6: Final answer
    x = 16,502,010.42

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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.