Home / 27,006,122.88-37,265,149.44-21,513,484.80

Finding the Fourth Proportional to 27,006,122.88, 37,265,149.44 and 21,513,484.80

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Solution

The fourth proportional to 27,006,122.88, 37,265,149.44 and 21,513,484.80 is: 29,685,980.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006,122.88 : 37,265,149.44 = 21,513,484.80 : x
  2. Step 2: Convert to fraction form
    27,006,122.88/37,265,149.44 = 21,513,484.80/x
  3. Step 3: Cross multiply
    27,006,122.88x = 37,265,149.44 × 21,513,484.80
  4. Step 4: Simplify right side
    27,006,122.88x = 801,703,226,047,168.50
  5. Step 5: Solve for x
    x = 801,703,226,047,168.50/27,006,122.88
  6. Step 6: Final answer
    x = 29,685,980.09

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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.