Home / 7,269,017.60-10,903,526.40-7,219,251.20

Finding the Fourth Proportional to 7,269,017.60, 10,903,526.40 and 7,219,251.20

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Solution

The fourth proportional to 7,269,017.60, 10,903,526.40 and 7,219,251.20 is: 10,828,876.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269,017.60 : 10,903,526.40 = 7,219,251.20 : x
  2. Step 2: Convert to fraction form
    7,269,017.60/10,903,526.40 = 7,219,251.20/x
  3. Step 3: Cross multiply
    7,269,017.60x = 10,903,526.40 × 7,219,251.20
  4. Step 4: Simplify right side
    7,269,017.60x = 78,715,296,047,431.69
  5. Step 5: Solve for x
    x = 78,715,296,047,431.69/7,269,017.60
  6. Step 6: Final answer
    x = 10,828,876.80

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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.