Home / 74,302,023.70-111,453,035.55-19,714,503.70

Finding the Fourth Proportional to 74,302,023.70, 111,453,035.55 and 19,714,503.70

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Solution

The fourth proportional to 74,302,023.70, 111,453,035.55 and 19,714,503.70 is: 29,571,755.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,302,023.70 : 111,453,035.55 = 19,714,503.70 : x
  2. Step 2: Convert to fraction form
    74,302,023.70/111,453,035.55 = 19,714,503.70/x
  3. Step 3: Cross multiply
    74,302,023.70x = 111,453,035.55 × 19,714,503.70
  4. Step 4: Simplify right side
    74,302,023.70x = 2,197,241,281,726,706.50
  5. Step 5: Solve for x
    x = 2,197,241,281,726,706.50/74,302,023.70
  6. Step 6: Final answer
    x = 29,571,755.55

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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.