Home / 7,457,427.60-11,186,141.40-2,665,273.20

Finding the Fourth Proportional to 7,457,427.60, 11,186,141.40 and 2,665,273.20

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Solution

The fourth proportional to 7,457,427.60, 11,186,141.40 and 2,665,273.20 is: 3,997,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,427.60 : 11,186,141.40 = 2,665,273.20 : x
  2. Step 2: Convert to fraction form
    7,457,427.60/11,186,141.40 = 2,665,273.20/x
  3. Step 3: Cross multiply
    7,457,427.60x = 11,186,141.40 × 2,665,273.20
  4. Step 4: Simplify right side
    7,457,427.60x = 29,814,122,884,830.48
  5. Step 5: Solve for x
    x = 29,814,122,884,830.48/7,457,427.60
  6. Step 6: Final answer
    x = 3,997,909.80

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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.