Home / 9,959,688.32-13,744,400.92-5,774,189.03

Finding the Fourth Proportional to 9,959,688.32, 13,744,400.92 and 5,774,189.03

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Solution

The fourth proportional to 9,959,688.32, 13,744,400.92 and 5,774,189.03 is: 7,968,398.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,959,688.32 : 13,744,400.92 = 5,774,189.03 : x
  2. Step 2: Convert to fraction form
    9,959,688.32/13,744,400.92 = 5,774,189.03/x
  3. Step 3: Cross multiply
    9,959,688.32x = 13,744,400.92 × 5,774,189.03
  4. Step 4: Simplify right side
    9,959,688.32x = 79,362,768,933,028.44
  5. Step 5: Solve for x
    x = 79,362,768,933,028.44/9,959,688.32
  6. Step 6: Final answer
    x = 7,968,398.85

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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.