Home / 19,982,457.51-27,576,460.02-12,246,005.76

Finding the Fourth Proportional to 19,982,457.51, 27,576,460.02 and 12,246,005.76

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Solution

The fourth proportional to 19,982,457.51, 27,576,460.02 and 12,246,005.76 is: 16,899,897.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,457.51 : 27,576,460.02 = 12,246,005.76 : x
  2. Step 2: Convert to fraction form
    19,982,457.51/27,576,460.02 = 12,246,005.76/x
  3. Step 3: Cross multiply
    19,982,457.51x = 27,576,460.02 × 12,246,005.76
  4. Step 4: Simplify right side
    19,982,457.51x = 337,701,488,245,329.69
  5. Step 5: Solve for x
    x = 337,701,488,245,329.69/19,982,457.51
  6. Step 6: Final answer
    x = 16,899,897.73

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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.