Home / 73,808,135.20-110,711,619.60-19,220,615.20

Finding the Fourth Proportional to 73,808,135.20, 110,711,619.60 and 19,220,615.20

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Solution

The fourth proportional to 73,808,135.20, 110,711,619.60 and 19,220,615.20 is: 28,830,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,808,135.20 : 110,711,619.60 = 19,220,615.20 : x
  2. Step 2: Convert to fraction form
    73,808,135.20/110,711,619.60 = 19,220,615.20/x
  3. Step 3: Cross multiply
    73,808,135.20x = 110,711,619.60 × 19,220,615.20
  4. Step 4: Simplify right side
    73,808,135.20x = 2,127,945,438,500,377.75
  5. Step 5: Solve for x
    x = 2,127,945,438,500,377.75/73,808,135.20
  6. Step 6: Final answer
    x = 28,830,770.93

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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.