Home / 8,718,205.90-12,032,789.79-5,772,827.94

Finding the Fourth Proportional to 8,718,205.90, 12,032,789.79 and 5,772,827.94

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Solution

The fourth proportional to 8,718,205.90, 12,032,789.79 and 5,772,827.94 is: 7,967,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,205.90 : 12,032,789.79 = 5,772,827.94 : x
  2. Step 2: Convert to fraction form
    8,718,205.90/12,032,789.79 = 5,772,827.94/x
  3. Step 3: Cross multiply
    8,718,205.90x = 12,032,789.79 × 5,772,827.94
  4. Step 4: Simplify right side
    8,718,205.90x = 69,463,225,095,858.73
  5. Step 5: Solve for x
    x = 69,463,225,095,858.73/8,718,205.90
  6. Step 6: Final answer
    x = 7,967,605.48

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1.5x scale

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.