Home / 10,082,398.38-13,909,748.64-6,208,200.78

Finding the Fourth Proportional to 10,082,398.38, 13,909,748.64 and 6,208,200.78

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Solution

The fourth proportional to 10,082,398.38, 13,909,748.64 and 6,208,200.78 is: 8,564,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,398.38 : 13,909,748.64 = 6,208,200.78 : x
  2. Step 2: Convert to fraction form
    10,082,398.38/13,909,748.64 = 6,208,200.78/x
  3. Step 3: Cross multiply
    10,082,398.38x = 13,909,748.64 × 6,208,200.78
  4. Step 4: Simplify right side
    10,082,398.38x = 86,354,512,356,451.95
  5. Step 5: Solve for x
    x = 86,354,512,356,451.95/10,082,398.38
  6. Step 6: Final answer
    x = 8,564,878.03

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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.