Home / 74,712,742.92-103,103,318.88-41,672,966.04

Finding the Fourth Proportional to 74,712,742.92, 103,103,318.88 and 41,672,966.04

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Solution

The fourth proportional to 74,712,742.92, 103,103,318.88 and 41,672,966.04 is: 57,508,544.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,712,742.92 : 103,103,318.88 = 41,672,966.04 : x
  2. Step 2: Convert to fraction form
    74,712,742.92/103,103,318.88 = 41,672,966.04/x
  3. Step 3: Cross multiply
    74,712,742.92x = 103,103,318.88 × 41,672,966.04
  4. Step 4: Simplify right side
    74,712,742.92x = 4,296,621,106,297,530.50
  5. Step 5: Solve for x
    x = 4,296,621,106,297,530.50/74,712,742.92
  6. Step 6: Final answer
    x = 57,508,544.57

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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.