Home / 39,127,237.54-58,692,743.78-12,865,491.83

Finding the Fourth Proportional to 39,127,237.54, 58,692,743.78 and 12,865,491.83

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Solution

The fourth proportional to 39,127,237.54, 58,692,743.78 and 12,865,491.83 is: 19,298,858.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127,237.54 : 58,692,743.78 = 12,865,491.83 : x
  2. Step 2: Convert to fraction form
    39,127,237.54/58,692,743.78 = 12,865,491.83/x
  3. Step 3: Cross multiply
    39,127,237.54x = 58,692,743.78 × 12,865,491.83
  4. Step 4: Simplify right side
    39,127,237.54x = 755,111,015,664,277.62
  5. Step 5: Solve for x
    x = 755,111,015,664,277.62/39,127,237.54
  6. Step 6: Final answer
    x = 19,298,858.37

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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.