Home / 76,189,624.40-105,139,893.38-44,829,704.54

Finding the Fourth Proportional to 76,189,624.40, 105,139,893.38 and 44,829,704.54

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Solution

The fourth proportional to 76,189,624.40, 105,139,893.38 and 44,829,704.54 is: 61,863,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,189,624.40 : 105,139,893.38 = 44,829,704.54 : x
  2. Step 2: Convert to fraction form
    76,189,624.40/105,139,893.38 = 44,829,704.54/x
  3. Step 3: Cross multiply
    76,189,624.40x = 105,139,893.38 × 44,829,704.54
  4. Step 4: Simplify right side
    76,189,624.40x = 4,713,390,354,842,654
  5. Step 5: Solve for x
    x = 4,713,390,354,842,654/76,189,624.40
  6. Step 6: Final answer
    x = 61,863,940.03

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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.