Home / 7,244,709.40-10,879,505.70-5,129,637.40

Finding the Fourth Proportional to 7,244,709.40, 10,879,505.70 and 5,129,637.40

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Solution

The fourth proportional to 7,244,709.40, 10,879,505.70 and 5,129,637.40 is: 7,703,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,709.40 : 10,879,505.70 = 5,129,637.40 : x
  2. Step 2: Convert to fraction form
    7,244,709.40/10,879,505.70 = 5,129,637.40/x
  3. Step 3: Cross multiply
    7,244,709.40x = 10,879,505.70 × 5,129,637.40
  4. Step 4: Simplify right side
    7,244,709.40x = 55,807,919,332,233.18
  5. Step 5: Solve for x
    x = 55,807,919,332,233.18/7,244,709.40
  6. Step 6: Final answer
    x = 7,703,265.41

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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.