Home / 7,460,576.80-11,190,865.20-5,571,008.80

Finding the Fourth Proportional to 7,460,576.80, 11,190,865.20 and 5,571,008.80

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Solution

The fourth proportional to 7,460,576.80, 11,190,865.20 and 5,571,008.80 is: 8,356,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,460,576.80 : 11,190,865.20 = 5,571,008.80 : x
  2. Step 2: Convert to fraction form
    7,460,576.80/11,190,865.20 = 5,571,008.80/x
  3. Step 3: Cross multiply
    7,460,576.80x = 11,190,865.20 × 5,571,008.80
  4. Step 4: Simplify right side
    7,460,576.80x = 62,344,408,508,813.75
  5. Step 5: Solve for x
    x = 62,344,408,508,813.75/7,460,576.80
  6. Step 6: Final answer
    x = 8,356,513.20

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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.