Home / 74,140,731.74-111,229,621.19-52,323,709.39

Finding the Fourth Proportional to 74,140,731.74, 111,229,621.19 and 52,323,709.39

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Solution

The fourth proportional to 74,140,731.74, 111,229,621.19 and 52,323,709.39 is: 78,498,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,140,731.74 : 111,229,621.19 = 52,323,709.39 : x
  2. Step 2: Convert to fraction form
    74,140,731.74/111,229,621.19 = 52,323,709.39/x
  3. Step 3: Cross multiply
    74,140,731.74x = 111,229,621.19 × 52,323,709.39
  4. Step 4: Simplify right side
    74,140,731.74x = 5,819,946,374,705,346
  5. Step 5: Solve for x
    x = 5,819,946,374,705,346/74,140,731.74
  6. Step 6: Final answer
    x = 78,498,636.82

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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.