Home / 57,461,476.32-79,298,519.92-31,357,676.24

Finding the Fourth Proportional to 57,461,476.32, 79,298,519.92 and 31,357,676.24

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Solution

The fourth proportional to 57,461,476.32, 79,298,519.92 and 31,357,676.24 is: 43,274,511.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,461,476.32 : 79,298,519.92 = 31,357,676.24 : x
  2. Step 2: Convert to fraction form
    57,461,476.32/79,298,519.92 = 31,357,676.24/x
  3. Step 3: Cross multiply
    57,461,476.32x = 79,298,519.92 × 31,357,676.24
  4. Step 4: Simplify right side
    57,461,476.32x = 2,486,617,313,962,550.50
  5. Step 5: Solve for x
    x = 2,486,617,313,962,550.50/57,461,476.32
  6. Step 6: Final answer
    x = 43,274,511.43

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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.