Home / 7,020,309.12-10,530,463.80-1,701,525.12

Finding the Fourth Proportional to 7,020,309.12, 10,530,463.80 and 1,701,525.12

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Solution

The fourth proportional to 7,020,309.12, 10,530,463.80 and 1,701,525.12 is: 2,552,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,309.12 : 10,530,463.80 = 1,701,525.12 : x
  2. Step 2: Convert to fraction form
    7,020,309.12/10,530,463.80 = 1,701,525.12/x
  3. Step 3: Cross multiply
    7,020,309.12x = 10,530,463.80 × 1,701,525.12
  4. Step 4: Simplify right side
    7,020,309.12x = 17,917,848,680,950.66
  5. Step 5: Solve for x
    x = 17,917,848,680,950.66/7,020,309.12
  6. Step 6: Final answer
    x = 2,552,287.71

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Similar ratio
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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.