Home / 7,142,432.16-9,859,382.96-4,968,237.04

Finding the Fourth Proportional to 7,142,432.16, 9,859,382.96 and 4,968,237.04

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Solution

The fourth proportional to 7,142,432.16, 9,859,382.96 and 4,968,237.04 is: 6,858,133.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,142,432.16 : 9,859,382.96 = 4,968,237.04 : x
  2. Step 2: Convert to fraction form
    7,142,432.16/9,859,382.96 = 4,968,237.04/x
  3. Step 3: Cross multiply
    7,142,432.16x = 9,859,382.96 × 4,968,237.04
  4. Step 4: Simplify right side
    7,142,432.16x = 48,983,751,613,416.84
  5. Step 5: Solve for x
    x = 48,983,751,613,416.84/7,142,432.16
  6. Step 6: Final answer
    x = 6,858,133.27

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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.