Home / 10,645,609.40-15,968,414.10-5,850,830.60

Finding the Fourth Proportional to 10,645,609.40, 15,968,414.10 and 5,850,830.60

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Solution

The fourth proportional to 10,645,609.40, 15,968,414.10 and 5,850,830.60 is: 8,776,245.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645,609.40 : 15,968,414.10 = 5,850,830.60 : x
  2. Step 2: Convert to fraction form
    10,645,609.40/15,968,414.10 = 5,850,830.60/x
  3. Step 3: Cross multiply
    10,645,609.40x = 15,968,414.10 × 5,850,830.60
  4. Step 4: Simplify right side
    10,645,609.40x = 93,428,485,849,751.45
  5. Step 5: Solve for x
    x = 93,428,485,849,751.45/10,645,609.40
  6. Step 6: Final answer
    x = 8,776,245.90

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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.