Home / 18,830,025.67-28,245,038.51-5,366,503.75

Finding the Fourth Proportional to 18,830,025.67, 28,245,038.51 and 5,366,503.75

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Solution

The fourth proportional to 18,830,025.67, 28,245,038.51 and 5,366,503.75 is: 8,049,755.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830,025.67 : 28,245,038.51 = 5,366,503.75 : x
  2. Step 2: Convert to fraction form
    18,830,025.67/28,245,038.51 = 5,366,503.75/x
  3. Step 3: Cross multiply
    18,830,025.67x = 28,245,038.51 × 5,366,503.75
  4. Step 4: Simplify right side
    18,830,025.67x = 151,577,105,082,809.41
  5. Step 5: Solve for x
    x = 151,577,105,082,809.41/18,830,025.67
  6. Step 6: Final answer
    x = 8,049,755.63

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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.