Home / 5,204,483.21-7,182,723.57-2,999,423.45

Finding the Fourth Proportional to 5,204,483.21, 7,182,723.57 and 2,999,423.45

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Solution

The fourth proportional to 5,204,483.21, 7,182,723.57 and 2,999,423.45 is: 4,139,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204,483.21 : 7,182,723.57 = 2,999,423.45 : x
  2. Step 2: Convert to fraction form
    5,204,483.21/7,182,723.57 = 2,999,423.45/x
  3. Step 3: Cross multiply
    5,204,483.21x = 7,182,723.57 × 2,999,423.45
  4. Step 4: Simplify right side
    5,204,483.21x = 21,544,029,510,725.72
  5. Step 5: Solve for x
    x = 21,544,029,510,725.72/5,204,483.21
  6. Step 6: Final answer
    x = 4,139,513.69

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1.5x scale

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.