Home / 18,686,535.80-28,003,559.70-14,854,911.80

Finding the Fourth Proportional to 18,686,535.80, 28,003,559.70 and 14,854,911.80

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Solution

The fourth proportional to 18,686,535.80, 28,003,559.70 and 14,854,911.80 is: 22,261,504.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,535.80 : 28,003,559.70 = 14,854,911.80 : x
  2. Step 2: Convert to fraction form
    18,686,535.80/28,003,559.70 = 14,854,911.80/x
  3. Step 3: Cross multiply
    18,686,535.80x = 28,003,559.70 × 14,854,911.80
  4. Step 4: Simplify right side
    18,686,535.80x = 415,990,409,429,534.50
  5. Step 5: Solve for x
    x = 415,990,409,429,534.50/18,686,535.80
  6. Step 6: Final answer
    x = 22,261,504.96

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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.