Home / 76,121,526.72-105,047,810.82-41,314,217.64

Finding the Fourth Proportional to 76,121,526.72, 105,047,810.82 and 41,314,217.64

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Solution

The fourth proportional to 76,121,526.72, 105,047,810.82 and 41,314,217.64 is: 57,013,676.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,121,526.72 : 105,047,810.82 = 41,314,217.64 : x
  2. Step 2: Convert to fraction form
    76,121,526.72/105,047,810.82 = 41,314,217.64/x
  3. Step 3: Cross multiply
    76,121,526.72x = 105,047,810.82 × 41,314,217.64
  4. Step 4: Simplify right side
    76,121,526.72x = 4,339,968,118,823,026.50
  5. Step 5: Solve for x
    x = 4,339,968,118,823,026.50/76,121,526.72
  6. Step 6: Final answer
    x = 57,013,676.76

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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.