Home / 5,125,939.20-7,078,492.80-4,114,748.16

Finding the Fourth Proportional to 5,125,939.20, 7,078,492.80 and 4,114,748.16

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Solution

The fourth proportional to 5,125,939.20, 7,078,492.80 and 4,114,748.16 is: 5,682,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125,939.20 : 7,078,492.80 = 4,114,748.16 : x
  2. Step 2: Convert to fraction form
    5,125,939.20/7,078,492.80 = 4,114,748.16/x
  3. Step 3: Cross multiply
    5,125,939.20x = 7,078,492.80 × 4,114,748.16
  4. Step 4: Simplify right side
    5,125,939.20x = 29,126,215,224,373.25
  5. Step 5: Solve for x
    x = 29,126,215,224,373.25/5,125,939.20
  6. Step 6: Final answer
    x = 5,682,122.65

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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.