Home / 18,532,332.72-27,811,057.89-7,604,497.97

Finding the Fourth Proportional to 18,532,332.72, 27,811,057.89 and 7,604,497.97

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Solution

The fourth proportional to 18,532,332.72, 27,811,057.89 and 7,604,497.97 is: 11,411,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,332.72 : 27,811,057.89 = 7,604,497.97 : x
  2. Step 2: Convert to fraction form
    18,532,332.72/27,811,057.89 = 7,604,497.97/x
  3. Step 3: Cross multiply
    18,532,332.72x = 27,811,057.89 × 7,604,497.97
  4. Step 4: Simplify right side
    18,532,332.72x = 211,489,133,129,002.19
  5. Step 5: Solve for x
    x = 211,489,133,129,002.19/18,532,332.72
  6. Step 6: Final answer
    x = 11,411,900.29

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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.