Home / 13,628,269.77-18,807,234.02-7,433,314.91

Finding the Fourth Proportional to 13,628,269.77, 18,807,234.02 and 7,433,314.91

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Solution

The fourth proportional to 13,628,269.77, 18,807,234.02 and 7,433,314.91 is: 10,258,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,628,269.77 : 18,807,234.02 = 7,433,314.91 : x
  2. Step 2: Convert to fraction form
    13,628,269.77/18,807,234.02 = 7,433,314.91/x
  3. Step 3: Cross multiply
    13,628,269.77x = 18,807,234.02 × 7,433,314.91
  4. Step 4: Simplify right side
    13,628,269.77x = 139,800,092,992,241
  5. Step 5: Solve for x
    x = 139,800,092,992,241/13,628,269.77
  6. Step 6: Final answer
    x = 10,258,095.51

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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.