Home / 51,986,030.63-71,740,459.11-28,464,139.97

Finding the Fourth Proportional to 51,986,030.63, 71,740,459.11 and 28,464,139.97

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Solution

The fourth proportional to 51,986,030.63, 71,740,459.11 and 28,464,139.97 is: 39,280,369.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986,030.63 : 71,740,459.11 = 28,464,139.97 : x
  2. Step 2: Convert to fraction form
    51,986,030.63/71,740,459.11 = 28,464,139.97/x
  3. Step 3: Cross multiply
    51,986,030.63x = 71,740,459.11 × 28,464,139.97
  4. Step 4: Simplify right side
    51,986,030.63x = 2,042,030,469,619,101.50
  5. Step 5: Solve for x
    x = 2,042,030,469,619,101.50/51,986,030.63
  6. Step 6: Final answer
    x = 39,280,369.07

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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.