Home / 10,513,464.40-15,770,196.60-6,930,283.60

Finding the Fourth Proportional to 10,513,464.40, 15,770,196.60 and 6,930,283.60

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Solution

The fourth proportional to 10,513,464.40, 15,770,196.60 and 6,930,283.60 is: 10,395,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,464.40 : 15,770,196.60 = 6,930,283.60 : x
  2. Step 2: Convert to fraction form
    10,513,464.40/15,770,196.60 = 6,930,283.60/x
  3. Step 3: Cross multiply
    10,513,464.40x = 15,770,196.60 × 6,930,283.60
  4. Step 4: Simplify right side
    10,513,464.40x = 109,291,934,865,755.75
  5. Step 5: Solve for x
    x = 109,291,934,865,755.75/10,513,464.40
  6. Step 6: Final answer
    x = 10,395,425.40

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Double scale
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Similar ratio
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1.5x scale

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.