Home / 84,019,173.80-126,017,563.24-23,429,825.96

Finding the Fourth Proportional to 84,019,173.80, 126,017,563.24 and 23,429,825.96

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Solution

The fourth proportional to 84,019,173.80, 126,017,563.24 and 23,429,825.96 is: 35,141,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,019,173.80 : 126,017,563.24 = 23,429,825.96 : x
  2. Step 2: Convert to fraction form
    84,019,173.80/126,017,563.24 = 23,429,825.96/x
  3. Step 3: Cross multiply
    84,019,173.80x = 126,017,563.24 × 23,429,825.96
  4. Step 4: Simplify right side
    84,019,173.80x = 2,952,569,574,616,493.50
  5. Step 5: Solve for x
    x = 2,952,569,574,616,493.50/84,019,173.80
  6. Step 6: Final answer
    x = 35,141,616.38

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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.