Home / 11,664,053.60-17,496,080.40-7,129,090.40

Finding the Fourth Proportional to 11,664,053.60, 17,496,080.40 and 7,129,090.40

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Solution

The fourth proportional to 11,664,053.60, 17,496,080.40 and 7,129,090.40 is: 10,693,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664,053.60 : 17,496,080.40 = 7,129,090.40 : x
  2. Step 2: Convert to fraction form
    11,664,053.60/17,496,080.40 = 7,129,090.40/x
  3. Step 3: Cross multiply
    11,664,053.60x = 17,496,080.40 × 7,129,090.40
  4. Step 4: Simplify right side
    11,664,053.60x = 124,731,138,817,268.16
  5. Step 5: Solve for x
    x = 124,731,138,817,268.16/11,664,053.60
  6. Step 6: Final answer
    x = 10,693,635.60

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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.