Home / 43,667,999.20-65,501,998.80-13,371,925.60

Finding the Fourth Proportional to 43,667,999.20, 65,501,998.80 and 13,371,925.60

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Solution

The fourth proportional to 43,667,999.20, 65,501,998.80 and 13,371,925.60 is: 20,057,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,667,999.20 : 65,501,998.80 = 13,371,925.60 : x
  2. Step 2: Convert to fraction form
    43,667,999.20/65,501,998.80 = 13,371,925.60/x
  3. Step 3: Cross multiply
    43,667,999.20x = 65,501,998.80 × 13,371,925.60
  4. Step 4: Simplify right side
    43,667,999.20x = 875,887,854,604,889.25
  5. Step 5: Solve for x
    x = 875,887,854,604,889.25/43,667,999.20
  6. Step 6: Final answer
    x = 20,057,888.40

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Similar ratio
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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.