Home / 5,724,142.24-7,899,505.68-3,145,914.40

Finding the Fourth Proportional to 5,724,142.24, 7,899,505.68 and 3,145,914.40

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Solution

The fourth proportional to 5,724,142.24, 7,899,505.68 and 3,145,914.40 is: 4,341,465.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724,142.24 : 7,899,505.68 = 3,145,914.40 : x
  2. Step 2: Convert to fraction form
    5,724,142.24/7,899,505.68 = 3,145,914.40/x
  3. Step 3: Cross multiply
    5,724,142.24x = 7,899,505.68 × 3,145,914.40
  4. Step 4: Simplify right side
    5,724,142.24x = 24,851,168,671,593.79
  5. Step 5: Solve for x
    x = 24,851,168,671,593.79/5,724,142.24
  6. Step 6: Final answer
    x = 4,341,465.96

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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.