Home / 13,063,464.95-18,028,196.88-7,262,343.56

Finding the Fourth Proportional to 13,063,464.95, 18,028,196.88 and 7,262,343.56

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Solution

The fourth proportional to 13,063,464.95, 18,028,196.88 and 7,262,343.56 is: 10,022,376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,464.95 : 18,028,196.88 = 7,262,343.56 : x
  2. Step 2: Convert to fraction form
    13,063,464.95/18,028,196.88 = 7,262,343.56/x
  3. Step 3: Cross multiply
    13,063,464.95x = 18,028,196.88 × 7,262,343.56
  4. Step 4: Simplify right side
    13,063,464.95x = 130,926,959,568,567.48
  5. Step 5: Solve for x
    x = 130,926,959,568,567.48/13,063,464.95
  6. Step 6: Final answer
    x = 10,022,376.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.