Home / 20,849,076.24-31,251,564.50-7,710,051.25

Finding the Fourth Proportional to 20,849,076.24, 31,251,564.50 and 7,710,051.25

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Solution

The fourth proportional to 20,849,076.24, 31,251,564.50 and 7,710,051.25 is: 11,556,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849,076.24 : 31,251,564.50 = 7,710,051.25 : x
  2. Step 2: Convert to fraction form
    20,849,076.24/31,251,564.50 = 7,710,051.25/x
  3. Step 3: Cross multiply
    20,849,076.24x = 31,251,564.50 × 7,710,051.25
  4. Step 4: Simplify right side
    20,849,076.24x = 240,951,163,981,563.84
  5. Step 5: Solve for x
    x = 240,951,163,981,563.84/20,849,076.24
  6. Step 6: Final answer
    x = 11,556,922.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.