Home / 11,422,021.10-17,133,031.65-10,918,136.30

Finding the Fourth Proportional to 11,422,021.10, 17,133,031.65 and 10,918,136.30

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Solution

The fourth proportional to 11,422,021.10, 17,133,031.65 and 10,918,136.30 is: 16,377,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422,021.10 : 17,133,031.65 = 10,918,136.30 : x
  2. Step 2: Convert to fraction form
    11,422,021.10/17,133,031.65 = 10,918,136.30/x
  3. Step 3: Cross multiply
    11,422,021.10x = 17,133,031.65 × 10,918,136.30
  4. Step 4: Simplify right side
    11,422,021.10x = 187,060,774,786,913.91
  5. Step 5: Solve for x
    x = 187,060,774,786,913.91/11,422,021.10
  6. Step 6: Final answer
    x = 16,377,204.45

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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.