Home / 43,406,869.60-65,120,672.40-13,115,029.60

Finding the Fourth Proportional to 43,406,869.60, 65,120,672.40 and 13,115,029.60

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Solution

The fourth proportional to 43,406,869.60, 65,120,672.40 and 13,115,029.60 is: 19,675,677.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,406,869.60 : 65,120,672.40 = 13,115,029.60 : x
  2. Step 2: Convert to fraction form
    43,406,869.60/65,120,672.40 = 13,115,029.60/x
  3. Step 3: Cross multiply
    43,406,869.60x = 65,120,672.40 × 13,115,029.60
  4. Step 4: Simplify right side
    43,406,869.60x = 854,059,546,097,903
  5. Step 5: Solve for x
    x = 854,059,546,097,903/43,406,869.60
  6. Step 6: Final answer
    x = 19,675,677.01

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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.