Home / 7,661,542.95-10,566,950.38-4,908,486.30

Finding the Fourth Proportional to 7,661,542.95, 10,566,950.38 and 4,908,486.30

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Solution

The fourth proportional to 7,661,542.95, 10,566,950.38 and 4,908,486.30 is: 6,769,880.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,542.95 : 10,566,950.38 = 4,908,486.30 : x
  2. Step 2: Convert to fraction form
    7,661,542.95/10,566,950.38 = 4,908,486.30/x
  3. Step 3: Cross multiply
    7,661,542.95x = 10,566,950.38 × 4,908,486.30
  4. Step 4: Simplify right side
    7,661,542.95x = 51,867,731,121,112.51
  5. Step 5: Solve for x
    x = 51,867,731,121,112.51/7,661,542.95
  6. Step 6: Final answer
    x = 6,769,880.62

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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.