Home / 13,048,405-18,006,798.90-7,325,269

Finding the Fourth Proportional to 13,048,405, 18,006,798.90 and 7,325,269

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Solution

The fourth proportional to 13,048,405, 18,006,798.90 and 7,325,269 is: 10,108,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,405 : 18,006,798.90 = 7,325,269 : x
  2. Step 2: Convert to fraction form
    13,048,405/18,006,798.90 = 7,325,269/x
  3. Step 3: Cross multiply
    13,048,405x = 18,006,798.90 × 7,325,269
  4. Step 4: Simplify right side
    13,048,405x = 131,904,645,771,404.09
  5. Step 5: Solve for x
    x = 131,904,645,771,404.09/13,048,405
  6. Step 6: Final answer
    x = 10,108,871.22

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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.