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Finding the Fourth Proportional to 9,331,804.20, 13,997,706.30 and 9,331,804.20

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Solution

The fourth proportional to 9,331,804.20, 13,997,706.30 and 9,331,804.20 is: 13,997,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,804.20 : 13,997,706.30 = 9,331,804.20 : x
  2. Step 2: Convert to fraction form
    9,331,804.20/13,997,706.30 = 9,331,804.20/x
  3. Step 3: Cross multiply
    9,331,804.20x = 13,997,706.30 × 9,331,804.20
  4. Step 4: Simplify right side
    9,331,804.20x = 130,623,854,440,706.45
  5. Step 5: Solve for x
    x = 130,623,854,440,706.45/9,331,804.20
  6. Step 6: Final answer
    x = 13,997,706.30

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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.