Home / 21,410,026.74-29,523,503.41-12,706,517.82

Finding the Fourth Proportional to 21,410,026.74, 29,523,503.41 and 12,706,517.82

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Solution

The fourth proportional to 21,410,026.74, 29,523,503.41 and 12,706,517.82 is: 17,521,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,026.74 : 29,523,503.41 = 12,706,517.82 : x
  2. Step 2: Convert to fraction form
    21,410,026.74/29,523,503.41 = 12,706,517.82/x
  3. Step 3: Cross multiply
    21,410,026.74x = 29,523,503.41 × 12,706,517.82
  4. Step 4: Simplify right side
    21,410,026.74x = 375,140,922,187,995.75
  5. Step 5: Solve for x
    x = 375,140,922,187,995.75/21,410,026.74
  6. Step 6: Final answer
    x = 17,521,740.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.