Home / 20,892,095.98-28,831,992.90-11,599,667.30

Finding the Fourth Proportional to 20,892,095.98, 28,831,992.90 and 11,599,667.30

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Solution

The fourth proportional to 20,892,095.98, 28,831,992.90 and 11,599,667.30 is: 16,008,040.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,892,095.98 : 28,831,992.90 = 11,599,667.30 : x
  2. Step 2: Convert to fraction form
    20,892,095.98/28,831,992.90 = 11,599,667.30/x
  3. Step 3: Cross multiply
    20,892,095.98x = 28,831,992.90 × 11,599,667.30
  4. Step 4: Simplify right side
    20,892,095.98x = 334,441,525,264,543.38
  5. Step 5: Solve for x
    x = 334,441,525,264,543.38/20,892,095.98
  6. Step 6: Final answer
    x = 16,008,040.82

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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.