Home / 13,818,833.16-20,727,502.80-4,234,240.05

Finding the Fourth Proportional to 13,818,833.16, 20,727,502.80 and 4,234,240.05

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Solution

The fourth proportional to 13,818,833.16, 20,727,502.80 and 4,234,240.05 is: 6,351,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,833.16 : 20,727,502.80 = 4,234,240.05 : x
  2. Step 2: Convert to fraction form
    13,818,833.16/20,727,502.80 = 4,234,240.05/x
  3. Step 3: Cross multiply
    13,818,833.16x = 20,727,502.80 × 4,234,240.05
  4. Step 4: Simplify right side
    13,818,833.16x = 87,765,222,492,247.14
  5. Step 5: Solve for x
    x = 87,765,222,492,247.14/13,818,833.16
  6. Step 6: Final answer
    x = 6,351,131.20

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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.