Home / 14,100,682.68-21,157,004.76-7,703,461.62

Finding the Fourth Proportional to 14,100,682.68, 21,157,004.76 and 7,703,461.62

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Solution

The fourth proportional to 14,100,682.68, 21,157,004.76 and 7,703,461.62 is: 11,558,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100,682.68 : 21,157,004.76 = 7,703,461.62 : x
  2. Step 2: Convert to fraction form
    14,100,682.68/21,157,004.76 = 7,703,461.62/x
  3. Step 3: Cross multiply
    14,100,682.68x = 21,157,004.76 × 7,703,461.62
  4. Step 4: Simplify right side
    14,100,682.68x = 162,982,174,162,817.31
  5. Step 5: Solve for x
    x = 162,982,174,162,817.31/14,100,682.68
  6. Step 6: Final answer
    x = 11,558,459.82

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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.