Home / 9,305,715.60-13,958,573.40-7,153,379.55

Finding the Fourth Proportional to 9,305,715.60, 13,958,573.40 and 7,153,379.55

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Solution

The fourth proportional to 9,305,715.60, 13,958,573.40 and 7,153,379.55 is: 10,730,069.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,305,715.60 : 13,958,573.40 = 7,153,379.55 : x
  2. Step 2: Convert to fraction form
    9,305,715.60/13,958,573.40 = 7,153,379.55/x
  3. Step 3: Cross multiply
    9,305,715.60x = 13,958,573.40 × 7,153,379.55
  4. Step 4: Simplify right side
    9,305,715.60x = 99,850,973,506,733.97
  5. Step 5: Solve for x
    x = 99,850,973,506,733.97/9,305,715.60
  6. Step 6: Final answer
    x = 10,730,069.33

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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.