Home / 6,720,842.04-9,272,052.09-3,890,026.32

Finding the Fourth Proportional to 6,720,842.04, 9,272,052.09 and 3,890,026.32

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Solution

The fourth proportional to 6,720,842.04, 9,272,052.09 and 3,890,026.32 is: 5,366,667.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,842.04 : 9,272,052.09 = 3,890,026.32 : x
  2. Step 2: Convert to fraction form
    6,720,842.04/9,272,052.09 = 3,890,026.32/x
  3. Step 3: Cross multiply
    6,720,842.04x = 9,272,052.09 × 3,890,026.32
  4. Step 4: Simplify right side
    6,720,842.04x = 36,068,526,670,511.01
  5. Step 5: Solve for x
    x = 36,068,526,670,511.01/6,720,842.04
  6. Step 6: Final answer
    x = 5,366,667.82

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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.