Home / 22,078,889.40-33,119,889.30-12,498,857.40

Finding the Fourth Proportional to 22,078,889.40, 33,119,889.30 and 12,498,857.40

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Solution

The fourth proportional to 22,078,889.40, 33,119,889.30 and 12,498,857.40 is: 18,749,166.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,889.40 : 33,119,889.30 = 12,498,857.40 : x
  2. Step 2: Convert to fraction form
    22,078,889.40/33,119,889.30 = 12,498,857.40/x
  3. Step 3: Cross multiply
    22,078,889.40x = 33,119,889.30 × 12,498,857.40
  4. Step 4: Simplify right side
    22,078,889.40x = 413,960,773,464,485.81
  5. Step 5: Solve for x
    x = 413,960,773,464,485.81/22,078,889.40
  6. Step 6: Final answer
    x = 18,749,166.50

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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.