Home / 11,930,225.52-17,878,655.55-6,453,496.38

Finding the Fourth Proportional to 11,930,225.52, 17,878,655.55 and 6,453,496.38

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Solution

The fourth proportional to 11,930,225.52, 17,878,655.55 and 6,453,496.38 is: 9,671,220.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,930,225.52 : 17,878,655.55 = 6,453,496.38 : x
  2. Step 2: Convert to fraction form
    11,930,225.52/17,878,655.55 = 6,453,496.38/x
  3. Step 3: Cross multiply
    11,930,225.52x = 17,878,655.55 × 6,453,496.38
  4. Step 4: Simplify right side
    11,930,225.52x = 115,379,838,871,191.91
  5. Step 5: Solve for x
    x = 115,379,838,871,191.91/11,930,225.52
  6. Step 6: Final answer
    x = 9,671,220.27

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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.