Home / 43,410,822.40-65,116,233.60-20,736,006.40

Finding the Fourth Proportional to 43,410,822.40, 65,116,233.60 and 20,736,006.40

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Solution

The fourth proportional to 43,410,822.40, 65,116,233.60 and 20,736,006.40 is: 31,104,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,410,822.40 : 65,116,233.60 = 20,736,006.40 : x
  2. Step 2: Convert to fraction form
    43,410,822.40/65,116,233.60 = 20,736,006.40/x
  3. Step 3: Cross multiply
    43,410,822.40x = 65,116,233.60 × 20,736,006.40
  4. Step 4: Simplify right side
    43,410,822.40x = 1,350,250,636,673,495
  5. Step 5: Solve for x
    x = 1,350,250,636,673,495/43,410,822.40
  6. Step 6: Final answer
    x = 31,104,009.60

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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.