Home / 64,612,264.68-96,897,426.12-21,469,889.16

Finding the Fourth Proportional to 64,612,264.68, 96,897,426.12 and 21,469,889.16

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Solution

The fourth proportional to 64,612,264.68, 96,897,426.12 and 21,469,889.16 is: 32,197,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,612,264.68 : 96,897,426.12 = 21,469,889.16 : x
  2. Step 2: Convert to fraction form
    64,612,264.68/96,897,426.12 = 21,469,889.16/x
  3. Step 3: Cross multiply
    64,612,264.68x = 96,897,426.12 × 21,469,889.16
  4. Step 4: Simplify right side
    64,612,264.68x = 2,080,376,998,685,689
  5. Step 5: Solve for x
    x = 2,080,376,998,685,689/64,612,264.68
  6. Step 6: Final answer
    x = 32,197,865.36

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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.