Home / 10,725,028.40-16,119,035.40-9,339,345.20

Finding the Fourth Proportional to 10,725,028.40, 16,119,035.40 and 9,339,345.20

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Solution

The fourth proportional to 10,725,028.40, 16,119,035.40 and 9,339,345.20 is: 14,036,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,725,028.40 : 16,119,035.40 = 9,339,345.20 : x
  2. Step 2: Convert to fraction form
    10,725,028.40/16,119,035.40 = 9,339,345.20/x
  3. Step 3: Cross multiply
    10,725,028.40x = 16,119,035.40 × 9,339,345.20
  4. Step 4: Simplify right side
    10,725,028.40x = 150,541,235,891,620.06
  5. Step 5: Solve for x
    x = 150,541,235,891,620.06/10,725,028.40
  6. Step 6: Final answer
    x = 14,036,441.70

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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.