Home / 43,809,784.60-65,752,001.70-19,585,989.40

Finding the Fourth Proportional to 43,809,784.60, 65,752,001.70 and 19,585,989.40

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Solution

The fourth proportional to 43,809,784.60, 65,752,001.70 and 19,585,989.40 is: 29,395,670.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,809,784.60 : 65,752,001.70 = 19,585,989.40 : x
  2. Step 2: Convert to fraction form
    43,809,784.60/65,752,001.70 = 19,585,989.40/x
  3. Step 3: Cross multiply
    43,809,784.60x = 65,752,001.70 × 19,585,989.40
  4. Step 4: Simplify right side
    43,809,784.60x = 1,287,818,008,324,982
  5. Step 5: Solve for x
    x = 1,287,818,008,324,982/43,809,784.60
  6. Step 6: Final answer
    x = 29,395,670.85

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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.