Home / 52,402,284.89-72,315,449.60-30,388,854.59

Finding the Fourth Proportional to 52,402,284.89, 72,315,449.60 and 30,388,854.59

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Solution

The fourth proportional to 52,402,284.89, 72,315,449.60 and 30,388,854.59 is: 41,936,791.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402,284.89 : 72,315,449.60 = 30,388,854.59 : x
  2. Step 2: Convert to fraction form
    52,402,284.89/72,315,449.60 = 30,388,854.59/x
  3. Step 3: Cross multiply
    52,402,284.89x = 72,315,449.60 × 30,388,854.59
  4. Step 4: Simplify right side
    52,402,284.89x = 2,197,583,682,925,700.50
  5. Step 5: Solve for x
    x = 2,197,583,682,925,700.50/52,402,284.89
  6. Step 6: Final answer
    x = 41,936,791.26

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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.