Home / 16,587,390.47-22,890,704.92-9,245,688.98

Finding the Fourth Proportional to 16,587,390.47, 22,890,704.92 and 9,245,688.98

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Solution

The fourth proportional to 16,587,390.47, 22,890,704.92 and 9,245,688.98 is: 12,759,109.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,587,390.47 : 22,890,704.92 = 9,245,688.98 : x
  2. Step 2: Convert to fraction form
    16,587,390.47/22,890,704.92 = 9,245,688.98/x
  3. Step 3: Cross multiply
    16,587,390.47x = 22,890,704.92 × 9,245,688.98
  4. Step 4: Simplify right side
    16,587,390.47x = 211,640,338,257,388.31
  5. Step 5: Solve for x
    x = 211,640,338,257,388.31/16,587,390.47
  6. Step 6: Final answer
    x = 12,759,109.92

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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.