Home / 75,664,431.90-113,404,725.10-41,038,725.68

Finding the Fourth Proportional to 75,664,431.90, 113,404,725.10 and 41,038,725.68

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Solution

The fourth proportional to 75,664,431.90, 113,404,725.10 and 41,038,725.68 is: 61,508,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,664,431.90 : 113,404,725.10 = 41,038,725.68 : x
  2. Step 2: Convert to fraction form
    75,664,431.90/113,404,725.10 = 41,038,725.68/x
  3. Step 3: Cross multiply
    75,664,431.90x = 113,404,725.10 × 41,038,725.68
  4. Step 4: Simplify right side
    75,664,431.90x = 4,653,985,404,194,710
  5. Step 5: Solve for x
    x = 4,653,985,404,194,710/75,664,431.90
  6. Step 6: Final answer
    x = 61,508,231.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.