Home / 12,125,221.60-18,187,832.40-4,933,053.40

Finding the Fourth Proportional to 12,125,221.60, 18,187,832.40 and 4,933,053.40

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Solution

The fourth proportional to 12,125,221.60, 18,187,832.40 and 4,933,053.40 is: 7,399,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,125,221.60 : 18,187,832.40 = 4,933,053.40 : x
  2. Step 2: Convert to fraction form
    12,125,221.60/18,187,832.40 = 4,933,053.40/x
  3. Step 3: Cross multiply
    12,125,221.60x = 18,187,832.40 × 4,933,053.40
  4. Step 4: Simplify right side
    12,125,221.60x = 89,721,548,459,450.16
  5. Step 5: Solve for x
    x = 89,721,548,459,450.16/12,125,221.60
  6. Step 6: Final answer
    x = 7,399,580.10

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1.5x scale

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.