Home / 10,340,670.85-15,511,006.28-9,444,875.65

Finding the Fourth Proportional to 10,340,670.85, 15,511,006.28 and 9,444,875.65

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Solution

The fourth proportional to 10,340,670.85, 15,511,006.28 and 9,444,875.65 is: 14,167,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,670.85 : 15,511,006.28 = 9,444,875.65 : x
  2. Step 2: Convert to fraction form
    10,340,670.85/15,511,006.28 = 9,444,875.65/x
  3. Step 3: Cross multiply
    10,340,670.85x = 15,511,006.28 × 9,444,875.65
  4. Step 4: Simplify right side
    10,340,670.85x = 146,499,525,520,969.09
  5. Step 5: Solve for x
    x = 146,499,525,520,969.09/10,340,670.85
  6. Step 6: Final answer
    x = 14,167,313.48

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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.