Home / 9,214,936.32-12,719,141.40-5,348,703.06

Finding the Fourth Proportional to 9,214,936.32, 12,719,141.40 and 5,348,703.06

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Solution

The fourth proportional to 9,214,936.32, 12,719,141.40 and 5,348,703.06 is: 7,382,678.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,214,936.32 : 12,719,141.40 = 5,348,703.06 : x
  2. Step 2: Convert to fraction form
    9,214,936.32/12,719,141.40 = 5,348,703.06/x
  3. Step 3: Cross multiply
    9,214,936.32x = 12,719,141.40 × 5,348,703.06
  4. Step 4: Simplify right side
    9,214,936.32x = 68,030,910,526,752.68
  5. Step 5: Solve for x
    x = 68,030,910,526,752.68/9,214,936.32
  6. Step 6: Final answer
    x = 7,382,678.31

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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.