Home / 51,786,509.39-71,465,030.88-28,581,635.66

Finding the Fourth Proportional to 51,786,509.39, 71,465,030.88 and 28,581,635.66

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Solution

The fourth proportional to 51,786,509.39, 71,465,030.88 and 28,581,635.66 is: 39,442,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786,509.39 : 71,465,030.88 = 28,581,635.66 : x
  2. Step 2: Convert to fraction form
    51,786,509.39/71,465,030.88 = 28,581,635.66/x
  3. Step 3: Cross multiply
    51,786,509.39x = 71,465,030.88 × 28,581,635.66
  4. Step 4: Simplify right side
    51,786,509.39x = 2,042,587,475,042,809
  5. Step 5: Solve for x
    x = 2,042,587,475,042,809/51,786,509.39
  6. Step 6: Final answer
    x = 39,442,462.90

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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.