Home / 5,429,933.28-7,493,102.64-3,015,640.80

Finding the Fourth Proportional to 5,429,933.28, 7,493,102.64 and 3,015,640.80

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Solution

The fourth proportional to 5,429,933.28, 7,493,102.64 and 3,015,640.80 is: 4,161,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,933.28 : 7,493,102.64 = 3,015,640.80 : x
  2. Step 2: Convert to fraction form
    5,429,933.28/7,493,102.64 = 3,015,640.80/x
  3. Step 3: Cross multiply
    5,429,933.28x = 7,493,102.64 × 3,015,640.80
  4. Step 4: Simplify right side
    5,429,933.28x = 22,596,506,039,771.71
  5. Step 5: Solve for x
    x = 22,596,506,039,771.71/5,429,933.28
  6. Step 6: Final answer
    x = 4,161,470.29

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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.