Home / 64,612,271.68-96,897,436.62-21,469,896.16

Finding the Fourth Proportional to 64,612,271.68, 96,897,436.62 and 21,469,896.16

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Solution

The fourth proportional to 64,612,271.68, 96,897,436.62 and 21,469,896.16 is: 32,197,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612,271.68 : 96,897,436.62 = 21,469,896.16 : x
  2. Step 2: Convert to fraction form
    64,612,271.68/96,897,436.62 = 21,469,896.16/x
  3. Step 3: Cross multiply
    64,612,271.68x = 96,897,436.62 × 21,469,896.16
  4. Step 4: Simplify right side
    64,612,271.68x = 2,080,377,902,401,581.50
  5. Step 5: Solve for x
    x = 2,080,377,902,401,581.50/64,612,271.68
  6. Step 6: Final answer
    x = 32,197,875.86

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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.