Home / 84,282,519.38-126,423,828.27-23,698,245.38

Finding the Fourth Proportional to 84,282,519.38, 126,423,828.27 and 23,698,245.38

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Solution

The fourth proportional to 84,282,519.38, 126,423,828.27 and 23,698,245.38 is: 35,547,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,282,519.38 : 126,423,828.27 = 23,698,245.38 : x
  2. Step 2: Convert to fraction form
    84,282,519.38/126,423,828.27 = 23,698,245.38/x
  3. Step 3: Cross multiply
    84,282,519.38x = 126,423,828.27 × 23,698,245.38
  4. Step 4: Simplify right side
    84,282,519.38x = 2,996,022,903,589,321.50
  5. Step 5: Solve for x
    x = 2,996,022,903,589,321.50/84,282,519.38
  6. Step 6: Final answer
    x = 35,547,381.90

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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.