Home / 10,139,436.21-15,200,493.80-3,748,497.33

Finding the Fourth Proportional to 10,139,436.21, 15,200,493.80 and 3,748,497.33

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Solution

The fourth proportional to 10,139,436.21, 15,200,493.80 and 3,748,497.33 is: 5,619,544.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,139,436.21 : 15,200,493.80 = 3,748,497.33 : x
  2. Step 2: Convert to fraction form
    10,139,436.21/15,200,493.80 = 3,748,497.33/x
  3. Step 3: Cross multiply
    10,139,436.21x = 15,200,493.80 × 3,748,497.33
  4. Step 4: Simplify right side
    10,139,436.21x = 56,979,010,405,239.07
  5. Step 5: Solve for x
    x = 56,979,010,405,239.07/10,139,436.21
  6. Step 6: Final answer
    x = 5,619,544.25

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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.