Home / 9,111,608.40-13,669,486.20-5,323,141.20

Finding the Fourth Proportional to 9,111,608.40, 13,669,486.20 and 5,323,141.20

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Solution

The fourth proportional to 9,111,608.40, 13,669,486.20 and 5,323,141.20 is: 7,985,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,608.40 : 13,669,486.20 = 5,323,141.20 : x
  2. Step 2: Convert to fraction form
    9,111,608.40/13,669,486.20 = 5,323,141.20/x
  3. Step 3: Cross multiply
    9,111,608.40x = 13,669,486.20 × 5,323,141.20
  4. Step 4: Simplify right side
    9,111,608.40x = 72,764,605,174,051.44
  5. Step 5: Solve for x
    x = 72,764,605,174,051.44/9,111,608.40
  6. Step 6: Final answer
    x = 7,985,923.23

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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.