Home / 10,985,606.60-16,497,072.30-8,148,921.80

Finding the Fourth Proportional to 10,985,606.60, 16,497,072.30 and 8,148,921.80

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Solution

The fourth proportional to 10,985,606.60, 16,497,072.30 and 8,148,921.80 is: 12,237,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,985,606.60 : 16,497,072.30 = 8,148,921.80 : x
  2. Step 2: Convert to fraction form
    10,985,606.60/16,497,072.30 = 8,148,921.80/x
  3. Step 3: Cross multiply
    10,985,606.60x = 16,497,072.30 × 8,148,921.80
  4. Step 4: Simplify right side
    10,985,606.60x = 134,433,352,101,646.14
  5. Step 5: Solve for x
    x = 134,433,352,101,646.14/10,985,606.60
  6. Step 6: Final answer
    x = 12,237,226.13

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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.