Home / 10,000,329.39-13,800,458.48-5,416,636.59

Finding the Fourth Proportional to 10,000,329.39, 13,800,458.48 and 5,416,636.59

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Solution

The fourth proportional to 10,000,329.39, 13,800,458.48 and 5,416,636.59 is: 7,474,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,329.39 : 13,800,458.48 = 5,416,636.59 : x
  2. Step 2: Convert to fraction form
    10,000,329.39/13,800,458.48 = 5,416,636.59/x
  3. Step 3: Cross multiply
    10,000,329.39x = 13,800,458.48 × 5,416,636.59
  4. Step 4: Simplify right side
    10,000,329.39x = 74,752,068,334,460.59
  5. Step 5: Solve for x
    x = 74,752,068,334,460.59/10,000,329.39
  6. Step 6: Final answer
    x = 7,474,960.62

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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.