Home / 21,892,503.80-32,857,418.10-9,780,606.20

Finding the Fourth Proportional to 21,892,503.80, 32,857,418.10 and 9,780,606.20

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Solution

The fourth proportional to 21,892,503.80, 32,857,418.10 and 9,780,606.20 is: 14,679,246.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,892,503.80 : 32,857,418.10 = 9,780,606.20 : x
  2. Step 2: Convert to fraction form
    21,892,503.80/32,857,418.10 = 9,780,606.20/x
  3. Step 3: Cross multiply
    21,892,503.80x = 32,857,418.10 × 9,780,606.20
  4. Step 4: Simplify right side
    21,892,503.80x = 321,365,467,184,852.19
  5. Step 5: Solve for x
    x = 321,365,467,184,852.19/21,892,503.80
  6. Step 6: Final answer
    x = 14,679,246.84

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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.