Home / 10,457,654.60-15,686,481.90-7,269,008.60

Finding the Fourth Proportional to 10,457,654.60, 15,686,481.90 and 7,269,008.60

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Solution

The fourth proportional to 10,457,654.60, 15,686,481.90 and 7,269,008.60 is: 10,903,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,654.60 : 15,686,481.90 = 7,269,008.60 : x
  2. Step 2: Convert to fraction form
    10,457,654.60/15,686,481.90 = 7,269,008.60/x
  3. Step 3: Cross multiply
    10,457,654.60x = 15,686,481.90 × 7,269,008.60
  4. Step 4: Simplify right side
    10,457,654.60x = 114,025,171,834,844.34
  5. Step 5: Solve for x
    x = 114,025,171,834,844.34/10,457,654.60
  6. Step 6: Final answer
    x = 10,903,512.90

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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.