Home / 12,657,662.96-17,467,658.76-6,856,444.70

Finding the Fourth Proportional to 12,657,662.96, 17,467,658.76 and 6,856,444.70

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Solution

The fourth proportional to 12,657,662.96, 17,467,658.76 and 6,856,444.70 is: 9,461,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657,662.96 : 17,467,658.76 = 6,856,444.70 : x
  2. Step 2: Convert to fraction form
    12,657,662.96/17,467,658.76 = 6,856,444.70/x
  3. Step 3: Cross multiply
    12,657,662.96x = 17,467,658.76 × 6,856,444.70
  4. Step 4: Simplify right side
    12,657,662.96x = 119,766,036,326,410.59
  5. Step 5: Solve for x
    x = 119,766,036,326,410.59/12,657,662.96
  6. Step 6: Final answer
    x = 9,461,939.12

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Double scale
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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.