Home / 7,112,202.76-9,814,900.98-4,056,571.72

Finding the Fourth Proportional to 7,112,202.76, 9,814,900.98 and 4,056,571.72

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Solution

The fourth proportional to 7,112,202.76, 9,814,900.98 and 4,056,571.72 is: 5,598,103.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,112,202.76 : 9,814,900.98 = 4,056,571.72 : x
  2. Step 2: Convert to fraction form
    7,112,202.76/9,814,900.98 = 4,056,571.72/x
  3. Step 3: Cross multiply
    7,112,202.76x = 9,814,900.98 × 4,056,571.72
  4. Step 4: Simplify right side
    7,112,202.76x = 39,814,849,750,068.29
  5. Step 5: Solve for x
    x = 39,814,849,750,068.29/7,112,202.76
  6. Step 6: Final answer
    x = 5,598,103.86

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.