Home / 10,873,337.20-16,310,005.80-7,290,156.40

Finding the Fourth Proportional to 10,873,337.20, 16,310,005.80 and 7,290,156.40

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Solution

The fourth proportional to 10,873,337.20, 16,310,005.80 and 7,290,156.40 is: 10,935,234.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873,337.20 : 16,310,005.80 = 7,290,156.40 : x
  2. Step 2: Convert to fraction form
    10,873,337.20/16,310,005.80 = 7,290,156.40/x
  3. Step 3: Cross multiply
    10,873,337.20x = 16,310,005.80 × 7,290,156.40
  4. Step 4: Simplify right side
    10,873,337.20x = 118,902,493,166,907.12
  5. Step 5: Solve for x
    x = 118,902,493,166,907.12/10,873,337.20
  6. Step 6: Final answer
    x = 10,935,234.60

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1.5x scale

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.