Home / 10,935,028.20-16,402,542.30-10,872,042.60

Finding the Fourth Proportional to 10,935,028.20, 16,402,542.30 and 10,872,042.60

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Solution

The fourth proportional to 10,935,028.20, 16,402,542.30 and 10,872,042.60 is: 16,308,063.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,028.20 : 16,402,542.30 = 10,872,042.60 : x
  2. Step 2: Convert to fraction form
    10,935,028.20/16,402,542.30 = 10,872,042.60/x
  3. Step 3: Cross multiply
    10,935,028.20x = 16,402,542.30 × 10,872,042.60
  4. Step 4: Simplify right side
    10,935,028.20x = 178,329,138,633,901.97
  5. Step 5: Solve for x
    x = 178,329,138,633,901.97/10,935,028.20
  6. Step 6: Final answer
    x = 16,308,063.90

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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.