Home / 20,240,667.65-27,932,124.55-10,948,233.63

Finding the Fourth Proportional to 20,240,667.65, 27,932,124.55 and 10,948,233.63

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Solution

The fourth proportional to 20,240,667.65, 27,932,124.55 and 10,948,233.63 is: 15,108,564.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,667.65 : 27,932,124.55 = 10,948,233.63 : x
  2. Step 2: Convert to fraction form
    20,240,667.65/27,932,124.55 = 10,948,233.63/x
  3. Step 3: Cross multiply
    20,240,667.65x = 27,932,124.55 × 10,948,233.63
  4. Step 4: Simplify right side
    20,240,667.65x = 305,807,425,355,658.62
  5. Step 5: Solve for x
    x = 305,807,425,355,658.62/20,240,667.65
  6. Step 6: Final answer
    x = 15,108,564.14

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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.