Home / 64,384,167.60-96,576,251.40-21,260,026.80

Finding the Fourth Proportional to 64,384,167.60, 96,576,251.40 and 21,260,026.80

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Solution

The fourth proportional to 64,384,167.60, 96,576,251.40 and 21,260,026.80 is: 31,890,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,384,167.60 : 96,576,251.40 = 21,260,026.80 : x
  2. Step 2: Convert to fraction form
    64,384,167.60/96,576,251.40 = 21,260,026.80/x
  3. Step 3: Cross multiply
    64,384,167.60x = 96,576,251.40 × 21,260,026.80
  4. Step 4: Simplify right side
    64,384,167.60x = 2,053,213,693,007,537.75
  5. Step 5: Solve for x
    x = 2,053,213,693,007,537.75/64,384,167.60
  6. Step 6: Final answer
    x = 31,890,040.20

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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.