Home / 40,940,934.84-61,432,656.12-16,697,647.80

Finding the Fourth Proportional to 40,940,934.84, 61,432,656.12 and 16,697,647.80

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Solution

The fourth proportional to 40,940,934.84, 61,432,656.12 and 16,697,647.80 is: 25,055,140.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,940,934.84 : 61,432,656.12 = 16,697,647.80 : x
  2. Step 2: Convert to fraction form
    40,940,934.84/61,432,656.12 = 16,697,647.80/x
  3. Step 3: Cross multiply
    40,940,934.84x = 61,432,656.12 × 16,697,647.80
  4. Step 4: Simplify right side
    40,940,934.84x = 1,025,780,855,310,274.50
  5. Step 5: Solve for x
    x = 1,025,780,855,310,274.50/40,940,934.84
  6. Step 6: Final answer
    x = 25,055,140.03

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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.