Home / 19,982,459.51-27,576,462.78-12,246,007.76

Finding the Fourth Proportional to 19,982,459.51, 27,576,462.78 and 12,246,007.76

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Solution

The fourth proportional to 19,982,459.51, 27,576,462.78 and 12,246,007.76 is: 16,899,900.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,459.51 : 27,576,462.78 = 12,246,007.76 : x
  2. Step 2: Convert to fraction form
    19,982,459.51/27,576,462.78 = 12,246,007.76/x
  3. Step 3: Cross multiply
    19,982,459.51x = 27,576,462.78 × 12,246,007.76
  4. Step 4: Simplify right side
    19,982,459.51x = 337,701,577,197,231.19
  5. Step 5: Solve for x
    x = 337,701,577,197,231.19/19,982,459.51
  6. Step 6: Final answer
    x = 16,899,900.49

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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.