Home / 19,210,997.45-26,511,097.22-10,390,458.58

Finding the Fourth Proportional to 19,210,997.45, 26,511,097.22 and 10,390,458.58

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Solution

The fourth proportional to 19,210,997.45, 26,511,097.22 and 10,390,458.58 is: 14,338,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,210,997.45 : 26,511,097.22 = 10,390,458.58 : x
  2. Step 2: Convert to fraction form
    19,210,997.45/26,511,097.22 = 10,390,458.58/x
  3. Step 3: Cross multiply
    19,210,997.45x = 26,511,097.22 × 10,390,458.58
  4. Step 4: Simplify right side
    19,210,997.45x = 275,462,457,574,763.12
  5. Step 5: Solve for x
    x = 275,462,457,574,763.12/19,210,997.45
  6. Step 6: Final answer
    x = 14,338,789.97

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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.