Home / 5,624,867.88-7,762,476.78-3,177,582.21

Finding the Fourth Proportional to 5,624,867.88, 7,762,476.78 and 3,177,582.21

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Solution

The fourth proportional to 5,624,867.88, 7,762,476.78 and 3,177,582.21 is: 4,385,153.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,624,867.88 : 7,762,476.78 = 3,177,582.21 : x
  2. Step 2: Convert to fraction form
    5,624,867.88/7,762,476.78 = 3,177,582.21/x
  3. Step 3: Cross multiply
    5,624,867.88x = 7,762,476.78 × 3,177,582.21
  4. Step 4: Simplify right side
    5,624,867.88x = 24,665,908,121,666.09
  5. Step 5: Solve for x
    x = 24,665,908,121,666.09/5,624,867.88
  6. Step 6: Final answer
    x = 4,385,153.33

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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.