Home / 43,115,557.20-64,682,321.40-14,370,622.80

Finding the Fourth Proportional to 43,115,557.20, 64,682,321.40 and 14,370,622.80

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Solution

The fourth proportional to 43,115,557.20, 64,682,321.40 and 14,370,622.80 is: 21,558,929.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,115,557.20 : 64,682,321.40 = 14,370,622.80 : x
  2. Step 2: Convert to fraction form
    43,115,557.20/64,682,321.40 = 14,370,622.80/x
  3. Step 3: Cross multiply
    43,115,557.20x = 64,682,321.40 × 14,370,622.80
  4. Step 4: Simplify right side
    43,115,557.20x = 929,525,242,667,768
  5. Step 5: Solve for x
    x = 929,525,242,667,768/43,115,557.20
  6. Step 6: Final answer
    x = 21,558,929.14

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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.