Home / 67,629,916.72-93,329,318.90-36,690,077.80

Finding the Fourth Proportional to 67,629,916.72, 93,329,318.90 and 36,690,077.80

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Solution

The fourth proportional to 67,629,916.72, 93,329,318.90 and 36,690,077.80 is: 50,632,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,629,916.72 : 93,329,318.90 = 36,690,077.80 : x
  2. Step 2: Convert to fraction form
    67,629,916.72/93,329,318.90 = 36,690,077.80/x
  3. Step 3: Cross multiply
    67,629,916.72x = 93,329,318.90 × 36,690,077.80
  4. Step 4: Simplify right side
    67,629,916.72x = 3,424,259,971,462,010.50
  5. Step 5: Solve for x
    x = 3,424,259,971,462,010.50/67,629,916.72
  6. Step 6: Final answer
    x = 50,632,325.72

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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.