Home / 7,891,382.95-11,837,533.70-2,212,050.13

Finding the Fourth Proportional to 7,891,382.95, 11,837,533.70 and 2,212,050.13

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Solution

The fourth proportional to 7,891,382.95, 11,837,533.70 and 2,212,050.13 is: 3,318,203.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,891,382.95 : 11,837,533.70 = 2,212,050.13 : x
  2. Step 2: Convert to fraction form
    7,891,382.95/11,837,533.70 = 2,212,050.13/x
  3. Step 3: Cross multiply
    7,891,382.95x = 11,837,533.70 × 2,212,050.13
  4. Step 4: Simplify right side
    7,891,382.95x = 26,185,217,959,964.38
  5. Step 5: Solve for x
    x = 26,185,217,959,964.38/7,891,382.95
  6. Step 6: Final answer
    x = 3,318,203.94

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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.