Home / 79,038,624.72-109,084,711.21-45,541,688.33

Finding the Fourth Proportional to 79,038,624.72, 109,084,711.21 and 45,541,688.33

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Solution

The fourth proportional to 79,038,624.72, 109,084,711.21 and 45,541,688.33 is: 62,854,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,038,624.72 : 109,084,711.21 = 45,541,688.33 : x
  2. Step 2: Convert to fraction form
    79,038,624.72/109,084,711.21 = 45,541,688.33/x
  3. Step 3: Cross multiply
    79,038,624.72x = 109,084,711.21 × 45,541,688.33
  4. Step 4: Simplify right side
    79,038,624.72x = 4,967,901,919,493,877
  5. Step 5: Solve for x
    x = 4,967,901,919,493,877/79,038,624.72
  6. Step 6: Final answer
    x = 62,854,103.76

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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.