Home / 12,558,546.80-17,329,610.08-7,050,845.96

Finding the Fourth Proportional to 12,558,546.80, 17,329,610.08 and 7,050,845.96

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Solution

The fourth proportional to 12,558,546.80, 17,329,610.08 and 7,050,845.96 is: 9,729,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,546.80 : 17,329,610.08 = 7,050,845.96 : x
  2. Step 2: Convert to fraction form
    12,558,546.80/17,329,610.08 = 7,050,845.96/x
  3. Step 3: Cross multiply
    12,558,546.80x = 17,329,610.08 × 7,050,845.96
  4. Step 4: Simplify right side
    12,558,546.80x = 122,188,411,220,943.27
  5. Step 5: Solve for x
    x = 122,188,411,220,943.27/12,558,546.80
  6. Step 6: Final answer
    x = 9,729,502.40

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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.