Home / 49,836,431.90-74,754,647.85-30,604,828.70

Finding the Fourth Proportional to 49,836,431.90, 74,754,647.85 and 30,604,828.70

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Solution

The fourth proportional to 49,836,431.90, 74,754,647.85 and 30,604,828.70 is: 45,907,243.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,836,431.90 : 74,754,647.85 = 30,604,828.70 : x
  2. Step 2: Convert to fraction form
    49,836,431.90/74,754,647.85 = 30,604,828.70/x
  3. Step 3: Cross multiply
    49,836,431.90x = 74,754,647.85 × 30,604,828.70
  4. Step 4: Simplify right side
    49,836,431.90x = 2,287,853,191,978,073
  5. Step 5: Solve for x
    x = 2,287,853,191,978,073/49,836,431.90
  6. Step 6: Final answer
    x = 45,907,243.05

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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.