Home / 5,717,977.73-7,890,809.31-3,139,658.51

Finding the Fourth Proportional to 5,717,977.73, 7,890,809.31 and 3,139,658.51

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Solution

The fourth proportional to 5,717,977.73, 7,890,809.31 and 3,139,658.51 is: 4,332,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,977.73 : 7,890,809.31 = 3,139,658.51 : x
  2. Step 2: Convert to fraction form
    5,717,977.73/7,890,809.31 = 3,139,658.51/x
  3. Step 3: Cross multiply
    5,717,977.73x = 7,890,809.31 × 3,139,658.51
  4. Step 4: Simplify right side
    5,717,977.73x = 24,774,446,600,928.73
  5. Step 5: Solve for x
    x = 24,774,446,600,928.73/5,717,977.73
  6. Step 6: Final answer
    x = 4,332,728.77

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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.