Home / 12,462,415.80-18,693,623.70-10,751,926.20

Finding the Fourth Proportional to 12,462,415.80, 18,693,623.70 and 10,751,926.20

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Solution

The fourth proportional to 12,462,415.80, 18,693,623.70 and 10,751,926.20 is: 16,127,889.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,415.80 : 18,693,623.70 = 10,751,926.20 : x
  2. Step 2: Convert to fraction form
    12,462,415.80/18,693,623.70 = 10,751,926.20/x
  3. Step 3: Cross multiply
    12,462,415.80x = 18,693,623.70 × 10,751,926.20
  4. Step 4: Simplify right side
    12,462,415.80x = 200,992,462,432,970.91
  5. Step 5: Solve for x
    x = 200,992,462,432,970.91/12,462,415.80
  6. Step 6: Final answer
    x = 16,127,889.30

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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.