Home / 21,850,235.87-30,153,327.30-12,060,682.59

Finding the Fourth Proportional to 21,850,235.87, 30,153,327.30 and 12,060,682.59

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Solution

The fourth proportional to 21,850,235.87, 30,153,327.30 and 12,060,682.59 is: 16,643,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,235.87 : 30,153,327.30 = 12,060,682.59 : x
  2. Step 2: Convert to fraction form
    21,850,235.87/30,153,327.30 = 12,060,682.59/x
  3. Step 3: Cross multiply
    21,850,235.87x = 30,153,327.30 × 12,060,682.59
  4. Step 4: Simplify right side
    21,850,235.87x = 363,669,709,597,681.69
  5. Step 5: Solve for x
    x = 363,669,709,597,681.69/21,850,235.87
  6. Step 6: Final answer
    x = 16,643,742.97

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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.