Home / 47,591,676.21-65,671,569.21-28,011,396.86

Finding the Fourth Proportional to 47,591,676.21, 65,671,569.21 and 28,011,396.86

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Solution

The fourth proportional to 47,591,676.21, 65,671,569.21 and 28,011,396.86 is: 38,652,817.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,591,676.21 : 65,671,569.21 = 28,011,396.86 : x
  2. Step 2: Convert to fraction form
    47,591,676.21/65,671,569.21 = 28,011,396.86/x
  3. Step 3: Cross multiply
    47,591,676.21x = 65,671,569.21 × 28,011,396.86
  4. Step 4: Simplify right side
    47,591,676.21x = 1,839,552,387,952,622.50
  5. Step 5: Solve for x
    x = 1,839,552,387,952,622.50/47,591,676.21
  6. Step 6: Final answer
    x = 38,652,817.77

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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.