Home / 15,203,323.73-20,980,580.09-8,234,001.65

Finding the Fourth Proportional to 15,203,323.73, 20,980,580.09 and 8,234,001.65

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Solution

The fourth proportional to 15,203,323.73, 20,980,580.09 and 8,234,001.65 is: 11,362,918.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,203,323.73 : 20,980,580.09 = 8,234,001.65 : x
  2. Step 2: Convert to fraction form
    15,203,323.73/20,980,580.09 = 8,234,001.65/x
  3. Step 3: Cross multiply
    15,203,323.73x = 20,980,580.09 × 8,234,001.65
  4. Step 4: Simplify right side
    15,203,323.73x = 172,754,130,932,944.25
  5. Step 5: Solve for x
    x = 172,754,130,932,944.25/15,203,323.73
  6. Step 6: Final answer
    x = 11,362,918.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.