Home / 28,826,576.52-39,778,925.22-16,434,937.32

Finding the Fourth Proportional to 28,826,576.52, 39,778,925.22 and 16,434,937.32

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Solution

The fourth proportional to 28,826,576.52, 39,778,925.22 and 16,434,937.32 is: 22,679,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826,576.52 : 39,778,925.22 = 16,434,937.32 : x
  2. Step 2: Convert to fraction form
    28,826,576.52/39,778,925.22 = 16,434,937.32/x
  3. Step 3: Cross multiply
    28,826,576.52x = 39,778,925.22 × 16,434,937.32
  4. Step 4: Simplify right side
    28,826,576.52x = 653,764,142,647,667.25
  5. Step 5: Solve for x
    x = 653,764,142,647,667.25/28,826,576.52
  6. Step 6: Final answer
    x = 22,679,215.56

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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.