Home / 29,181,026.79-40,248,932.00-20,481,140.79

Finding the Fourth Proportional to 29,181,026.79, 40,248,932.00 and 20,481,140.79

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Solution

The fourth proportional to 29,181,026.79, 40,248,932.00 and 20,481,140.79 is: 28,249,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,181,026.79 : 40,248,932.00 = 20,481,140.79 : x
  2. Step 2: Convert to fraction form
    29,181,026.79/40,248,932.00 = 20,481,140.79/x
  3. Step 3: Cross multiply
    29,181,026.79x = 40,248,932.00 × 20,481,140.79
  4. Step 4: Simplify right side
    29,181,026.79x = 824,344,042,836,730.50
  5. Step 5: Solve for x
    x = 824,344,042,836,730.50/29,181,026.79
  6. Step 6: Final answer
    x = 28,249,315.86

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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.