Home / 74,198,576.81-102,406,315.85-41,169,466.72

Finding the Fourth Proportional to 74,198,576.81, 102,406,315.85 and 41,169,466.72

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Solution

The fourth proportional to 74,198,576.81, 102,406,315.85 and 41,169,466.72 is: 56,820,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198,576.81 : 102,406,315.85 = 41,169,466.72 : x
  2. Step 2: Convert to fraction form
    74,198,576.81/102,406,315.85 = 41,169,466.72/x
  3. Step 3: Cross multiply
    74,198,576.81x = 102,406,315.85 × 41,169,466.72
  4. Step 4: Simplify right side
    74,198,576.81x = 4,216,013,412,612,713.50
  5. Step 5: Solve for x
    x = 4,216,013,412,612,713.50/74,198,576.81
  6. Step 6: Final answer
    x = 56,820,677.62

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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.