Home / 74,103,138.10-102,262,931-41,063,939.11

Finding the Fourth Proportional to 74,103,138.10, 102,262,931 and 41,063,939.11

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Solution

The fourth proportional to 74,103,138.10, 102,262,931 and 41,063,939.11 is: 56,668,568.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,103,138.10 : 102,262,931 = 41,063,939.11 : x
  2. Step 2: Convert to fraction form
    74,103,138.10/102,262,931 = 41,063,939.11/x
  3. Step 3: Cross multiply
    74,103,138.10x = 102,262,931 × 41,063,939.11
  4. Step 4: Simplify right side
    74,103,138.10x = 4,199,318,771,794,131.50
  5. Step 5: Solve for x
    x = 4,199,318,771,794,131.50/74,103,138.10
  6. Step 6: Final answer
    x = 56,668,568.69

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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.