Home / 84,800,417.28-127,202,716.80-30,947,712

Finding the Fourth Proportional to 84,800,417.28, 127,202,716.80 and 30,947,712

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Solution

The fourth proportional to 84,800,417.28, 127,202,716.80 and 30,947,712 is: 46,422,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,800,417.28 : 127,202,716.80 = 30,947,712 : x
  2. Step 2: Convert to fraction form
    84,800,417.28/127,202,716.80 = 30,947,712/x
  3. Step 3: Cross multiply
    84,800,417.28x = 127,202,716.80 × 30,947,712
  4. Step 4: Simplify right side
    84,800,417.28x = 3,936,633,045,143,961.50
  5. Step 5: Solve for x
    x = 3,936,633,045,143,961.50/84,800,417.28
  6. Step 6: Final answer
    x = 46,422,331.06

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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.