Home / 19,172,860-26,458,412.08-10,471,034.72

Finding the Fourth Proportional to 19,172,860, 26,458,412.08 and 10,471,034.72

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Solution

The fourth proportional to 19,172,860, 26,458,412.08 and 10,471,034.72 is: 14,449,954.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,172,860 : 26,458,412.08 = 10,471,034.72 : x
  2. Step 2: Convert to fraction form
    19,172,860/26,458,412.08 = 10,471,034.72/x
  3. Step 3: Cross multiply
    19,172,860x = 26,458,412.08 × 10,471,034.72
  4. Step 4: Simplify right side
    19,172,860x = 277,046,951,525,747.41
  5. Step 5: Solve for x
    x = 277,046,951,525,747.41/19,172,860
  6. Step 6: Final answer
    x = 14,449,954.34

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1.5x scale

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.