Home / 9,169,015.28-12,653,544.45-5,039,192.81

Finding the Fourth Proportional to 9,169,015.28, 12,653,544.45 and 5,039,192.81

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Solution

The fourth proportional to 9,169,015.28, 12,653,544.45 and 5,039,192.81 is: 6,954,252.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,015.28 : 12,653,544.45 = 5,039,192.81 : x
  2. Step 2: Convert to fraction form
    9,169,015.28/12,653,544.45 = 5,039,192.81/x
  3. Step 3: Cross multiply
    9,169,015.28x = 12,653,544.45 × 5,039,192.81
  4. Step 4: Simplify right side
    9,169,015.28x = 63,763,650,150,187.67
  5. Step 5: Solve for x
    x = 63,763,650,150,187.67/9,169,015.28
  6. Step 6: Final answer
    x = 6,954,252.80

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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.