Home / 12,217,346.90-16,859,476.79-6,785,188.82

Finding the Fourth Proportional to 12,217,346.90, 16,859,476.79 and 6,785,188.82

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Solution

The fourth proportional to 12,217,346.90, 16,859,476.79 and 6,785,188.82 is: 9,363,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,346.90 : 16,859,476.79 = 6,785,188.82 : x
  2. Step 2: Convert to fraction form
    12,217,346.90/16,859,476.79 = 6,785,188.82/x
  3. Step 3: Cross multiply
    12,217,346.90x = 16,859,476.79 × 6,785,188.82
  4. Step 4: Simplify right side
    12,217,346.90x = 114,394,733,359,223.08
  5. Step 5: Solve for x
    x = 114,394,733,359,223.08/12,217,346.90
  6. Step 6: Final answer
    x = 9,363,304.03

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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.