Home / 73,009,664.60-109,507,379.70-19,156,976.60

Finding the Fourth Proportional to 73,009,664.60, 109,507,379.70 and 19,156,976.60

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Solution

The fourth proportional to 73,009,664.60, 109,507,379.70 and 19,156,976.60 is: 28,733,597.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,664.60 : 109,507,379.70 = 19,156,976.60 : x
  2. Step 2: Convert to fraction form
    73,009,664.60/109,507,379.70 = 19,156,976.60/x
  3. Step 3: Cross multiply
    73,009,664.60x = 109,507,379.70 × 19,156,976.60
  4. Step 4: Simplify right side
    73,009,664.60x = 2,097,830,310,440,215.25
  5. Step 5: Solve for x
    x = 2,097,830,310,440,215.25/73,009,664.60
  6. Step 6: Final answer
    x = 28,733,597.42

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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.