Home / 9,002,646.35-12,423,650.99-4,872,676.78

Finding the Fourth Proportional to 9,002,646.35, 12,423,650.99 and 4,872,676.78

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Solution

The fourth proportional to 9,002,646.35, 12,423,650.99 and 4,872,676.78 is: 6,724,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002,646.35 : 12,423,650.99 = 4,872,676.78 : x
  2. Step 2: Convert to fraction form
    9,002,646.35/12,423,650.99 = 4,872,676.78/x
  3. Step 3: Cross multiply
    9,002,646.35x = 12,423,650.99 × 4,872,676.78
  4. Step 4: Simplify right side
    9,002,646.35x = 60,536,435,646,374.49
  5. Step 5: Solve for x
    x = 60,536,435,646,374.49/9,002,646.35
  6. Step 6: Final answer
    x = 6,724,293.43

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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.