Home / 19,123,930-26,391,023.40-10,539,226

Finding the Fourth Proportional to 19,123,930, 26,391,023.40 and 10,539,226

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Solution

The fourth proportional to 19,123,930, 26,391,023.40 and 10,539,226 is: 14,544,131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,930 : 26,391,023.40 = 10,539,226 : x
  2. Step 2: Convert to fraction form
    19,123,930/26,391,023.40 = 10,539,226/x
  3. Step 3: Cross multiply
    19,123,930x = 26,391,023.40 × 10,539,226
  4. Step 4: Simplify right side
    19,123,930x = 278,140,959,983,888.38
  5. Step 5: Solve for x
    x = 278,140,959,983,888.38/19,123,930
  6. Step 6: Final answer
    x = 14,544,131.88

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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.