Home / 12,110,809.09-16,713,320.13-6,604,485.29

Finding the Fourth Proportional to 12,110,809.09, 16,713,320.13 and 6,604,485.29

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Solution

The fourth proportional to 12,110,809.09, 16,713,320.13 and 6,604,485.29 is: 9,114,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110,809.09 : 16,713,320.13 = 6,604,485.29 : x
  2. Step 2: Convert to fraction form
    12,110,809.09/16,713,320.13 = 6,604,485.29/x
  3. Step 3: Cross multiply
    12,110,809.09x = 16,713,320.13 × 6,604,485.29
  4. Step 4: Simplify right side
    12,110,809.09x = 110,382,876,912,623.47
  5. Step 5: Solve for x
    x = 110,382,876,912,623.47/12,110,809.09
  6. Step 6: Final answer
    x = 9,114,409.79

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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.