Home / 11,457,475.30-15,811,000.62-6,300,836.86

Finding the Fourth Proportional to 11,457,475.30, 15,811,000.62 and 6,300,836.86

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Solution

The fourth proportional to 11,457,475.30, 15,811,000.62 and 6,300,836.86 is: 8,694,981.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457,475.30 : 15,811,000.62 = 6,300,836.86 : x
  2. Step 2: Convert to fraction form
    11,457,475.30/15,811,000.62 = 6,300,836.86/x
  3. Step 3: Cross multiply
    11,457,475.30x = 15,811,000.62 × 6,300,836.86
  4. Step 4: Simplify right side
    11,457,475.30x = 99,622,535,499,978.86
  5. Step 5: Solve for x
    x = 99,622,535,499,978.86/11,457,475.30
  6. Step 6: Final answer
    x = 8,694,981.48

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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.