Home / 49,897,731.80-74,846,597.70-30,666,128.60

Finding the Fourth Proportional to 49,897,731.80, 74,846,597.70 and 30,666,128.60

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Solution

The fourth proportional to 49,897,731.80, 74,846,597.70 and 30,666,128.60 is: 45,999,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,731.80 : 74,846,597.70 = 30,666,128.60 : x
  2. Step 2: Convert to fraction form
    49,897,731.80/74,846,597.70 = 30,666,128.60/x
  3. Step 3: Cross multiply
    49,897,731.80x = 74,846,597.70 × 30,666,128.60
  4. Step 4: Simplify right side
    49,897,731.80x = 2,295,255,390,340,664.50
  5. Step 5: Solve for x
    x = 2,295,255,390,340,664.50/49,897,731.80
  6. Step 6: Final answer
    x = 45,999,192.90

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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.