Home / 10,082,392.38-13,909,740.39-6,208,194.78

Finding the Fourth Proportional to 10,082,392.38, 13,909,740.39 and 6,208,194.78

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Solution

The fourth proportional to 10,082,392.38, 13,909,740.39 and 6,208,194.78 is: 8,564,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082,392.38 : 13,909,740.39 = 6,208,194.78 : x
  2. Step 2: Convert to fraction form
    10,082,392.38/13,909,740.39 = 6,208,194.78/x
  3. Step 3: Cross multiply
    10,082,392.38x = 13,909,740.39 × 6,208,194.78
  4. Step 4: Simplify right side
    10,082,392.38x = 86,354,377,680,353.17
  5. Step 5: Solve for x
    x = 86,354,377,680,353.17/10,082,392.38
  6. Step 6: Final answer
    x = 8,564,869.77

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1.5x scale

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.