Home / 10,070,650.80-15,106,080.96-8,061,665.34

Finding the Fourth Proportional to 10,070,650.80, 15,106,080.96 and 8,061,665.34

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Solution

The fourth proportional to 10,070,650.80, 15,106,080.96 and 8,061,665.34 is: 12,092,581.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,650.80 : 15,106,080.96 = 8,061,665.34 : x
  2. Step 2: Convert to fraction form
    10,070,650.80/15,106,080.96 = 8,061,665.34/x
  3. Step 3: Cross multiply
    10,070,650.80x = 15,106,080.96 × 8,061,665.34
  4. Step 4: Simplify right side
    10,070,650.80x = 121,780,169,298,465.94
  5. Step 5: Solve for x
    x = 121,780,169,298,465.94/10,070,650.80
  6. Step 6: Final answer
    x = 12,092,581.87

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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.