Home / 12,971,290.60-19,456,935.90-6,593,998.60

Finding the Fourth Proportional to 12,971,290.60, 19,456,935.90 and 6,593,998.60

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Solution

The fourth proportional to 12,971,290.60, 19,456,935.90 and 6,593,998.60 is: 9,890,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,971,290.60 : 19,456,935.90 = 6,593,998.60 : x
  2. Step 2: Convert to fraction form
    12,971,290.60/19,456,935.90 = 6,593,998.60/x
  3. Step 3: Cross multiply
    12,971,290.60x = 19,456,935.90 × 6,593,998.60
  4. Step 4: Simplify right side
    12,971,290.60x = 128,299,008,084,889.72
  5. Step 5: Solve for x
    x = 128,299,008,084,889.72/12,971,290.60
  6. Step 6: Final answer
    x = 9,890,997.90

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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.