Home / 55,247,950.26-76,243,511.12-30,468,496.68

Finding the Fourth Proportional to 55,247,950.26, 76,243,511.12 and 30,468,496.68

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Solution

The fourth proportional to 55,247,950.26, 76,243,511.12 and 30,468,496.68 is: 42,047,264.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,247,950.26 : 76,243,511.12 = 30,468,496.68 : x
  2. Step 2: Convert to fraction form
    55,247,950.26/76,243,511.12 = 30,468,496.68/x
  3. Step 3: Cross multiply
    55,247,950.26x = 76,243,511.12 × 30,468,496.68
  4. Step 4: Simplify right side
    55,247,950.26x = 2,323,025,165,278,920.50
  5. Step 5: Solve for x
    x = 2,323,025,165,278,920.50/55,247,950.26
  6. Step 6: Final answer
    x = 42,047,264.28

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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.