Home / 74,913,552.20-112,377,812.70-20,327,004.20

Finding the Fourth Proportional to 74,913,552.20, 112,377,812.70 and 20,327,004.20

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Solution

The fourth proportional to 74,913,552.20, 112,377,812.70 and 20,327,004.20 is: 30,492,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,913,552.20 : 112,377,812.70 = 20,327,004.20 : x
  2. Step 2: Convert to fraction form
    74,913,552.20/112,377,812.70 = 20,327,004.20/x
  3. Step 3: Cross multiply
    74,913,552.20x = 112,377,812.70 × 20,327,004.20
  4. Step 4: Simplify right side
    74,913,552.20x = 2,284,304,270,739,713.50
  5. Step 5: Solve for x
    x = 2,284,304,270,739,713.50/74,913,552.20
  6. Step 6: Final answer
    x = 30,492,537.11

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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.