Home / 21,944,662-30,283,946.20-12,652,048.24

Finding the Fourth Proportional to 21,944,662, 30,283,946.20 and 12,652,048.24

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Solution

The fourth proportional to 21,944,662, 30,283,946.20 and 12,652,048.24 is: 17,460,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,944,662 : 30,283,946.20 = 12,652,048.24 : x
  2. Step 2: Convert to fraction form
    21,944,662/30,283,946.20 = 12,652,048.24/x
  3. Step 3: Cross multiply
    21,944,662x = 30,283,946.20 × 12,652,048.24
  4. Step 4: Simplify right side
    21,944,662x = 383,153,948,219,964.69
  5. Step 5: Solve for x
    x = 383,153,948,219,964.69/21,944,662
  6. Step 6: Final answer
    x = 17,460,006.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.