Home / 12,087,802.20-18,131,703.30-10,670,626.20

Finding the Fourth Proportional to 12,087,802.20, 18,131,703.30 and 10,670,626.20

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Solution

The fourth proportional to 12,087,802.20, 18,131,703.30 and 10,670,626.20 is: 16,005,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,802.20 : 18,131,703.30 = 10,670,626.20 : x
  2. Step 2: Convert to fraction form
    12,087,802.20/18,131,703.30 = 10,670,626.20/x
  3. Step 3: Cross multiply
    12,087,802.20x = 18,131,703.30 × 10,670,626.20
  4. Step 4: Simplify right side
    12,087,802.20x = 193,476,628,283,606.47
  5. Step 5: Solve for x
    x = 193,476,628,283,606.47/12,087,802.20
  6. Step 6: Final answer
    x = 16,005,939.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.