Home / 12,101,854.35-16,700,558.70-6,669,346.35

Finding the Fourth Proportional to 12,101,854.35, 16,700,558.70 and 6,669,346.35

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Solution

The fourth proportional to 12,101,854.35, 16,700,558.70 and 6,669,346.35 is: 9,203,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,854.35 : 16,700,558.70 = 6,669,346.35 : x
  2. Step 2: Convert to fraction form
    12,101,854.35/16,700,558.70 = 6,669,346.35/x
  3. Step 3: Cross multiply
    12,101,854.35x = 16,700,558.70 × 6,669,346.35
  4. Step 4: Simplify right side
    12,101,854.35x = 111,381,810,208,805.73
  5. Step 5: Solve for x
    x = 111,381,810,208,805.73/12,101,854.35
  6. Step 6: Final answer
    x = 9,203,697.80

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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.