Home / 56,512,372.10-84,768,558.15-55,756,544.90

Finding the Fourth Proportional to 56,512,372.10, 84,768,558.15 and 55,756,544.90

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Solution

The fourth proportional to 56,512,372.10, 84,768,558.15 and 55,756,544.90 is: 83,634,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,512,372.10 : 84,768,558.15 = 55,756,544.90 : x
  2. Step 2: Convert to fraction form
    56,512,372.10/84,768,558.15 = 55,756,544.90/x
  3. Step 3: Cross multiply
    56,512,372.10x = 84,768,558.15 × 55,756,544.90
  4. Step 4: Simplify right side
    56,512,372.10x = 4,726,401,918,598,736
  5. Step 5: Solve for x
    x = 4,726,401,918,598,736/56,512,372.10
  6. Step 6: Final answer
    x = 83,634,817.35

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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.