Home / 12,694,526.80-17,518,391.58-6,893,261.44

Finding the Fourth Proportional to 12,694,526.80, 17,518,391.58 and 6,893,261.44

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Solution

The fourth proportional to 12,694,526.80, 17,518,391.58 and 6,893,261.44 is: 9,512,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694,526.80 : 17,518,391.58 = 6,893,261.44 : x
  2. Step 2: Convert to fraction form
    12,694,526.80/17,518,391.58 = 6,893,261.44/x
  3. Step 3: Cross multiply
    12,694,526.80x = 17,518,391.58 × 6,893,261.44
  4. Step 4: Simplify right side
    12,694,526.80x = 120,758,853,169,234.67
  5. Step 5: Solve for x
    x = 120,758,853,169,234.67/12,694,526.80
  6. Step 6: Final answer
    x = 9,512,670.70

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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.