Home / 5,438,431.60-8,150,298.86-2,070,801.52

Finding the Fourth Proportional to 5,438,431.60, 8,150,298.86 and 2,070,801.52

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Solution

The fourth proportional to 5,438,431.60, 8,150,298.86 and 2,070,801.52 is: 3,103,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,431.60 : 8,150,298.86 = 2,070,801.52 : x
  2. Step 2: Convert to fraction form
    5,438,431.60/8,150,298.86 = 2,070,801.52/x
  3. Step 3: Cross multiply
    5,438,431.60x = 8,150,298.86 × 2,070,801.52
  4. Step 4: Simplify right side
    5,438,431.60x = 16,877,651,267,742.27
  5. Step 5: Solve for x
    x = 16,877,651,267,742.27/5,438,431.60
  6. Step 6: Final answer
    x = 3,103,404.16

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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.