Home / 14,181,186.20-19,569,771.15-8,674,156.51

Finding the Fourth Proportional to 14,181,186.20, 19,569,771.15 and 8,674,156.51

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Solution

The fourth proportional to 14,181,186.20, 19,569,771.15 and 8,674,156.51 is: 11,970,173.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181,186.20 : 19,569,771.15 = 8,674,156.51 : x
  2. Step 2: Convert to fraction form
    14,181,186.20/19,569,771.15 = 8,674,156.51/x
  3. Step 3: Cross multiply
    14,181,186.20x = 19,569,771.15 × 8,674,156.51
  4. Step 4: Simplify right side
    14,181,186.20x = 169,751,257,912,718.69
  5. Step 5: Solve for x
    x = 169,751,257,912,718.69/14,181,186.20
  6. Step 6: Final answer
    x = 11,970,173.41

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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.