Home / 10,861,543.80-16,287,504.30-3,671,125.20

Finding the Fourth Proportional to 10,861,543.80, 16,287,504.30 and 3,671,125.20

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Solution

The fourth proportional to 10,861,543.80, 16,287,504.30 and 3,671,125.20 is: 5,505,061.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,543.80 : 16,287,504.30 = 3,671,125.20 : x
  2. Step 2: Convert to fraction form
    10,861,543.80/16,287,504.30 = 3,671,125.20/x
  3. Step 3: Cross multiply
    10,861,543.80x = 16,287,504.30 × 3,671,125.20
  4. Step 4: Simplify right side
    10,861,543.80x = 59,793,467,480,838.37
  5. Step 5: Solve for x
    x = 59,793,467,480,838.37/10,861,543.80
  6. Step 6: Final answer
    x = 5,505,061.58

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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.