Home / 55,331,448.20-82,997,172.30-16,994,869.10

Finding the Fourth Proportional to 55,331,448.20, 82,997,172.30 and 16,994,869.10

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Solution

The fourth proportional to 55,331,448.20, 82,997,172.30 and 16,994,869.10 is: 25,492,303.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331,448.20 : 82,997,172.30 = 16,994,869.10 : x
  2. Step 2: Convert to fraction form
    55,331,448.20/82,997,172.30 = 16,994,869.10/x
  3. Step 3: Cross multiply
    55,331,448.20x = 82,997,172.30 × 16,994,869.10
  4. Step 4: Simplify right side
    55,331,448.20x = 1,410,526,078,908,646
  5. Step 5: Solve for x
    x = 1,410,526,078,908,646/55,331,448.20
  6. Step 6: Final answer
    x = 25,492,303.65

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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.