Home / 11,657,066.70-17,485,600.05-7,405,538.70

Finding the Fourth Proportional to 11,657,066.70, 17,485,600.05 and 7,405,538.70

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Solution

The fourth proportional to 11,657,066.70, 17,485,600.05 and 7,405,538.70 is: 11,108,308.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,657,066.70 : 17,485,600.05 = 7,405,538.70 : x
  2. Step 2: Convert to fraction form
    11,657,066.70/17,485,600.05 = 7,405,538.70/x
  3. Step 3: Cross multiply
    11,657,066.70x = 17,485,600.05 × 7,405,538.70
  4. Step 4: Simplify right side
    11,657,066.70x = 129,490,287,862,996.94
  5. Step 5: Solve for x
    x = 129,490,287,862,996.94/11,657,066.70
  6. Step 6: Final answer
    x = 11,108,308.05

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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.