Home / 64,564,662.78-96,847,098.03-19,644,738

Finding the Fourth Proportional to 64,564,662.78, 96,847,098.03 and 19,644,738

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Solution

The fourth proportional to 64,564,662.78, 96,847,098.03 and 19,644,738 is: 29,467,138.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,564,662.78 : 96,847,098.03 = 19,644,738 : x
  2. Step 2: Convert to fraction form
    64,564,662.78/96,847,098.03 = 19,644,738/x
  3. Step 3: Cross multiply
    64,564,662.78x = 96,847,098.03 × 19,644,738
  4. Step 4: Simplify right side
    64,564,662.78x = 1,902,535,866,859,666.25
  5. Step 5: Solve for x
    x = 1,902,535,866,859,666.25/64,564,662.78
  6. Step 6: Final answer
    x = 29,467,138.60

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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.