Home / 28,825,265.51-43,238,399.43-10,620,089.81

Finding the Fourth Proportional to 28,825,265.51, 43,238,399.43 and 10,620,089.81

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Solution

The fourth proportional to 28,825,265.51, 43,238,399.43 and 10,620,089.81 is: 15,930,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825,265.51 : 43,238,399.43 = 10,620,089.81 : x
  2. Step 2: Convert to fraction form
    28,825,265.51/43,238,399.43 = 10,620,089.81/x
  3. Step 3: Cross multiply
    28,825,265.51x = 43,238,399.43 × 10,620,089.81
  4. Step 4: Simplify right side
    28,825,265.51x = 459,195,685,187,252.81
  5. Step 5: Solve for x
    x = 459,195,685,187,252.81/28,825,265.51
  6. Step 6: Final answer
    x = 15,930,319.36

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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.