Home / 11,655,353.08-17,483,017.35-3,978,360.87

Finding the Fourth Proportional to 11,655,353.08, 17,483,017.35 and 3,978,360.87

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Solution

The fourth proportional to 11,655,353.08, 17,483,017.35 and 3,978,360.87 is: 5,967,537.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655,353.08 : 17,483,017.35 = 3,978,360.87 : x
  2. Step 2: Convert to fraction form
    11,655,353.08/17,483,017.35 = 3,978,360.87/x
  3. Step 3: Cross multiply
    11,655,353.08x = 17,483,017.35 × 3,978,360.87
  4. Step 4: Simplify right side
    11,655,353.08x = 69,553,752,064,128.64
  5. Step 5: Solve for x
    x = 69,553,752,064,128.64/11,655,353.08
  6. Step 6: Final answer
    x = 5,967,537.11

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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.