Home / 30,544,686.52-42,151,295.88-22,739,072.92

Finding the Fourth Proportional to 30,544,686.52, 42,151,295.88 and 22,739,072.92

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Solution

The fourth proportional to 30,544,686.52, 42,151,295.88 and 22,739,072.92 is: 31,379,644.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,544,686.52 : 42,151,295.88 = 22,739,072.92 : x
  2. Step 2: Convert to fraction form
    30,544,686.52/42,151,295.88 = 22,739,072.92/x
  3. Step 3: Cross multiply
    30,544,686.52x = 42,151,295.88 × 22,739,072.92
  4. Step 4: Simplify right side
    30,544,686.52x = 958,481,390,687,815.75
  5. Step 5: Solve for x
    x = 958,481,390,687,815.75/30,544,686.52
  6. Step 6: Final answer
    x = 31,379,644.05

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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.