Home / 13,063,448.07-18,028,173.58-7,262,326.69

Finding the Fourth Proportional to 13,063,448.07, 18,028,173.58 and 7,262,326.69

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Solution

The fourth proportional to 13,063,448.07, 18,028,173.58 and 7,262,326.69 is: 10,022,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,448.07 : 18,028,173.58 = 7,262,326.69 : x
  2. Step 2: Convert to fraction form
    13,063,448.07/18,028,173.58 = 7,262,326.69/x
  3. Step 3: Cross multiply
    13,063,448.07x = 18,028,173.58 × 7,262,326.69
  4. Step 4: Simplify right side
    13,063,448.07x = 130,926,486,098,760.61
  5. Step 5: Solve for x
    x = 130,926,486,098,760.61/13,063,448.07
  6. Step 6: Final answer
    x = 10,022,352.86

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1.5x scale

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.