Home / 21,597,743.40-32,396,999.10-6,451,861.80

Finding the Fourth Proportional to 21,597,743.40, 32,396,999.10 and 6,451,861.80

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Solution

The fourth proportional to 21,597,743.40, 32,396,999.10 and 6,451,861.80 is: 9,677,907.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597,743.40 : 32,396,999.10 = 6,451,861.80 : x
  2. Step 2: Convert to fraction form
    21,597,743.40/32,396,999.10 = 6,451,861.80/x
  3. Step 3: Cross multiply
    21,597,743.40x = 32,396,999.10 × 6,451,861.80
  4. Step 4: Simplify right side
    21,597,743.40x = 209,020,960,927,924.38
  5. Step 5: Solve for x
    x = 209,020,960,927,924.38/21,597,743.40
  6. Step 6: Final answer
    x = 9,677,907.41

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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.